111860617 has 8 divisors (see below), whose sum is σ = 125966592. Its totient is φ = 98410800.

The previous prime is 111860599. The next prime is 111860659. The reversal of 111860617 is 716068111.

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

It is a cyclic number.

It is not a de Polignac number, because 111860617 - 2¹¹ = 111858569 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111860117) 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, 163678 + ... + 164359.

It is an arithmetic number, because the mean of its divisors is an integer number (15745824).

Almost surely, 2^111860617 is an apocalyptic number.

It is an amenable number.

111860617 is a deficient number, since it is larger than the sum of its proper divisors (14105975).

111860617 is a wasteful number, since it uses less digits than its factorization.

111860617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328079.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 111860617 is about 10576.4179664005. The cubic root of 111860617 is about 481.8284097929.

The spelling of 111860617 in words is "one hundred eleven million, eight hundred sixty thousand, six hundred seventeen".