111792152 has 8 divisors (see below), whose sum is σ = 209610300. Its totient is φ = 55896072.

The previous prime is 111792139. The next prime is 111792193. The reversal of 111792152 is 251297111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×111792152² = 24994970497582208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6987002 + ... + 6987017.

Almost surely, 2^111792152 is an apocalyptic number.

It is an amenable number.

111792152 is a deficient number, since it is larger than the sum of its proper divisors (97818148).

111792152 is a wasteful number, since it uses less digits than its factorization.

111792152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13974025 (or 13974021 counting only the distinct ones).

The product of its digits is 1260, while the sum is 29.

The square root of 111792152 is about 10573.1807891476. The cubic root of 111792152 is about 481.7300876860.

It can be divided in two parts, 11179 and 2152, that added together give a palindrome (13331).

The spelling of 111792152 in words is "one hundred eleven million, seven hundred ninety-two thousand, one hundred fifty-two".