111479375 has 40 divisors (see below), whose sum is σ = 161648256. Its totient is φ = 75276000.

The previous prime is 111479371. The next prime is 111479377. The reversal of 111479375 is 573974111.

It is not a de Polignac number, because 111479375 - 2² = 111479371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111479371) 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 in 39 ways as a sum of consecutive naturals, for example, 362972 + ... + 363278.

Almost surely, 2^111479375 is an apocalyptic number.

111479375 is a deficient number, since it is larger than the sum of its proper divisors (50168881).

111479375 is an frugal number, since it uses more digits than its factorization.

111479375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 402 counting only the distinct ones).

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

The square root of 111479375 is about 10558.3793737486. The cubic root of 111479375 is about 481.2803994965.

The spelling of 111479375 in words is "one hundred eleven million, four hundred seventy-nine thousand, three hundred seventy-five".