111627664 has 10 divisors (see below), whose sum is σ = 216278630. Its totient is φ = 55813824.

The previous prime is 111627647. The next prime is 111627667. The reversal of 111627664 is 466726111.

It can be written as a sum of positive squares in only one way, i.e., 90098064 + 21529600 = 9492^2 + 4640^2 .

It is not an unprimeable number, because it can be changed into a prime (111627667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3488349 + ... + 3488380.

It is an arithmetic number, because the mean of its divisors is an integer number (21627863).

Almost surely, 2^111627664 is an apocalyptic number.

It is an amenable number.

111627664 is a deficient number, since it is larger than the sum of its proper divisors (104650966).

111627664 is an equidigital number, since it uses as much as digits as its factorization.

111627664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6976737 (or 6976731 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 111627664 is about 10565.3993772124. The cubic root of 111627664 is about 481.4937034309.

The spelling of 111627664 in words is "one hundred eleven million, six hundred twenty-seven thousand, six hundred sixty-four".