112273521 has 4 divisors (see below), whose sum is σ = 149698032. Its totient is φ = 74849012.

The previous prime is 112273517. The next prime is 112273531. The reversal of 112273521 is 125372211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 125372211 = 3 ⋅41790737.

It is a cyclic number.

It is not a de Polignac number, because 112273521 - 2² = 112273517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112273491 and 112273500.

It is not an unprimeable number, because it can be changed into a prime (112273531) 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, 18712251 + ... + 18712256.

It is an arithmetic number, because the mean of its divisors is an integer number (37424508).

Almost surely, 2^112273521 is an apocalyptic number.

It is an amenable number.

112273521 is a deficient number, since it is larger than the sum of its proper divisors (37424511).

112273521 is an equidigital number, since it uses as much as digits as its factorization.

112273521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37424510.

The product of its digits is 840, while the sum is 24.

The square root of 112273521 is about 10595.9200166857. The cubic root of 112273521 is about 482.4205293869.

The spelling of 112273521 in words is "one hundred twelve million, two hundred seventy-three thousand, five hundred twenty-one".