111995052 has 24 divisors (see below), whose sum is σ = 281423856. Its totient is φ = 34459968.

The previous prime is 111995029. The next prime is 111995087. The reversal of 111995052 is 250599111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358803 + ... + 359114.

It is an arithmetic number, because the mean of its divisors is an integer number (11725994).

Almost surely, 2^111995052 is an apocalyptic number.

111995052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111995052 is an abundant number, since it is smaller than the sum of its proper divisors (169428804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111995052 is a wasteful number, since it uses less digits than its factorization.

111995052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717937 (or 717935 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 33.

The square root of 111995052 is about 10582.7714706498. The cubic root of 111995052 is about 482.0213542877.

The spelling of 111995052 in words is "one hundred eleven million, nine hundred ninety-five thousand, fifty-two".