112640331 has 8 divisors (see below), whose sum is σ = 151087104. Its totient is φ = 74643560.

The previous prime is 112640327. The next prime is 112640357. The reversal of 112640331 is 133046211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112640331 - 2² = 112640327 is a prime.

It is a super-2 number, since 2×112640331² = 25375688335579122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112640298 and 112640307.

It is not an unprimeable number, because it can be changed into a prime (112645331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111915 + ... + 112916.

It is an arithmetic number, because the mean of its divisors is an integer number (18885888).

Almost surely, 2^112640331 is an apocalyptic number.

112640331 is a deficient number, since it is larger than the sum of its proper divisors (38446773).

112640331 is a wasteful number, since it uses less digits than its factorization.

112640331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225001.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 112640331 is about 10613.2149229157. The cubic root of 112640331 is about 482.9453319984.

Adding to 112640331 its reverse (133046211), we get a palindrome (245686542).

The spelling of 112640331 in words is "one hundred twelve million, six hundred forty thousand, three hundred thirty-one".