111379475 has 24 divisors (see below), whose sum is σ = 141419520. Its totient is φ = 86996000.

The previous prime is 111379469. The next prime is 111379483. The reversal of 111379475 is 574973111.

It is not a de Polignac number, because 111379475 - 2¹⁰ = 111378451 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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 in 23 ways as a sum of consecutive naturals, for example, 232286 + ... + 232764.

It is an arithmetic number, because the mean of its divisors is an integer number (5892480).

Almost surely, 2^111379475 is an apocalyptic number.

111379475 is a deficient number, since it is larger than the sum of its proper divisors (30040045).

111379475 is a wasteful number, since it uses less digits than its factorization.

111379475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691 (or 686 counting only the distinct ones).

The product of its digits is 26460, while the sum is 38.

The square root of 111379475 is about 10553.6474737410. The cubic root of 111379475 is about 481.1365932811.

The spelling of 111379475 in words is "one hundred eleven million, three hundred seventy-nine thousand, four hundred seventy-five".