112620971 has 4 divisors (see below), whose sum is σ = 119245752. Its totient is φ = 105996192.

The previous prime is 112620953. The next prime is 112620979. The reversal of 112620971 is 179026211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112620971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112620979) 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 3 ways as a sum of consecutive naturals, for example, 3312365 + ... + 3312398.

It is an arithmetic number, because the mean of its divisors is an integer number (29811438).

Almost surely, 2^112620971 is an apocalyptic number.

112620971 is a deficient number, since it is larger than the sum of its proper divisors (6624781).

112620971 is an equidigital number, since it uses as much as digits as its factorization.

112620971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6624780.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 112620971 is about 10612.3028132446. The cubic root of 112620971 is about 482.9176617514.

The spelling of 112620971 in words is "one hundred twelve million, six hundred twenty thousand, nine hundred seventy-one".