111861796 has 6 divisors (see below), whose sum is σ = 195758150. Its totient is φ = 55930896.

The previous prime is 111861773. The next prime is 111861809. The reversal of 111861796 is 697168111.

It can be written as a sum of positive squares in only one way, i.e., 87160896 + 24700900 = 9336^2 + 4970^2 .

It is a super-2 number, since 2×111861796² = 25026122808691232, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 13982721 + ... + 13982728.

Almost surely, 2^111861796 is an apocalyptic number.

It is an amenable number.

111861796 is a deficient number, since it is larger than the sum of its proper divisors (83896354).

111861796 is a wasteful number, since it uses less digits than its factorization.

111861796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27965453 (or 27965451 counting only the distinct ones).

The product of its digits is 18144, while the sum is 40.

The square root of 111861796 is about 10576.4737034609. The cubic root of 111861796 is about 481.8301025951.

The spelling of 111861796 in words is "one hundred eleven million, eight hundred sixty-one thousand, seven hundred ninety-six".