113214691951 has 4 divisors (see below), whose sum is σ = 115623515232. Its totient is φ = 110805868672.

The previous prime is 113214691949. The next prime is 113214691973. The reversal of 113214691951 is 159196412311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113214691951 - 2¹ = 113214691949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113214691898 and 113214691907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113214691921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1204411570 + ... + 1204411663.

It is an arithmetic number, because the mean of its divisors is an integer number (28905878808).

Almost surely, 2^113214691951 is an apocalyptic number.

113214691951 is a deficient number, since it is larger than the sum of its proper divisors (2408823281).

113214691951 is an equidigital number, since it uses as much as digits as its factorization.

113214691951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408823280.

The product of its digits is 58320, while the sum is 43.

The spelling of 113214691951 in words is "one hundred thirteen billion, two hundred fourteen million, six hundred ninety-one thousand, nine hundred fifty-one".