111879495 has 96 divisors (see below), whose sum is σ = 249359040. Its totient is φ = 47174400.

The previous prime is 111879473. The next prime is 111879617. The reversal of 111879495 is 594978111.

It is a happy number.

It is not a de Polignac number, because 111879495 - 2⁵ = 111879463 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 111879495.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 85345 + ... + 86645.

It is an arithmetic number, because the mean of its divisors is an integer number (2597490).

Almost surely, 2^111879495 is an apocalyptic number.

111879495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111879495 is an abundant number, since it is smaller than the sum of its proper divisors (137479545).

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

111879495 is a wasteful number, since it uses less digits than its factorization.

111879495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342 (or 1329 counting only the distinct ones).

The product of its digits is 90720, while the sum is 45.

The square root of 111879495 is about 10577.3103859157. The cubic root of 111879495 is about 481.8555133000.

The spelling of 111879495 in words is "one hundred eleven million, eight hundred seventy-nine thousand, four hundred ninety-five".