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BaseRepresentation
bin110100100111100101…
…1001111000000010001
3101210122222201111020001
41221033023033000101
53322404324313201
6123524344250001
711110116600232
oct1511713170021
9353588644201
10112997494801
1143a1615a344
1219a96770901
13a86a515079
14567d337089
152e15344301
hex1a4f2cf011

112997494801 has 3 divisors (see below), whose sum is σ = 112997830953. Its totient is φ = 112997158650.

The previous prime is 112997494783. The next prime is 112997494823. The reversal of 112997494801 is 108494799211.

The square root of 112997494801 is 336151.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 108494799211 = 997108821263.

It is not a de Polignac number, because 112997494801 - 29 = 112997494289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112997494301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 168076 + ... + 504226.

It is an arithmetic number, because the mean of its divisors is an integer number (37665943651).

Almost surely, 2112997494801 is an apocalyptic number.

112997494801 is the 336151-st square number.

112997494801 is the 168076-th centered octagonal number.

It is an amenable number.

112997494801 is a deficient number, since it is larger than the sum of its proper divisors (336152).

112997494801 is an frugal number, since it uses more digits than its factorization.

112997494801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672302 (or 336151 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 55.

The spelling of 112997494801 in words is "one hundred twelve billion, nine hundred ninety-seven million, four hundred ninety-four thousand, eight hundred one".

Divisors: 1 336151 112997494801