111384109156 has 6 divisors (see below), whose sum is σ = 194922191030. Its totient is φ = 55692054576.

The previous prime is 111384109139. The next prime is 111384109217. The reversal of 111384109156 is 651901483111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 100571436900 + 10812672256 = 317130^2 + 103984^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13923013641 + ... + 13923013648.

Almost surely, 2^111384109156 is an apocalyptic number.

It is an amenable number.

111384109156 is a deficient number, since it is larger than the sum of its proper divisors (83538081874).

111384109156 is a wasteful number, since it uses less digits than its factorization.

111384109156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27846027293 (or 27846027291 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 40.

The spelling of 111384109156 in words is "one hundred eleven billion, three hundred eighty-four million, one hundred nine thousand, one hundred fifty-six".