111480879 has 8 divisors (see below), whose sum is σ = 148719280. Its totient is φ = 74281536.

The previous prime is 111480877. The next prime is 111480893. The reversal of 111480879 is 978084111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111480879 - 2¹ = 111480877 is a prime.

It is a super-2 number, since 2×111480879² = 24855972765225282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111480877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2284 + ... + 15105.

It is an arithmetic number, because the mean of its divisors is an integer number (18589910).

Almost surely, 2^111480879 is an apocalyptic number.

111480879 is a deficient number, since it is larger than the sum of its proper divisors (37238401).

111480879 is a wasteful number, since it uses less digits than its factorization.

111480879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19529.

The product of its (nonzero) digits is 16128, while the sum is 39.

The square root of 111480879 is about 10558.4505965601. The cubic root of 111480879 is about 481.2825638504.

The spelling of 111480879 in words is "one hundred eleven million, four hundred eighty thousand, eight hundred seventy-nine".