110865987 has 12 divisors (see below), whose sum is σ = 160480320. Its totient is φ = 73753488.

The previous prime is 110865973. The next prime is 110865991. The reversal of 110865987 is 789568011.

It is not a de Polignac number, because 110865987 - 2¹⁶ = 110800451 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (110865187) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8548 + ... + 17169.

It is an arithmetic number, because the mean of its divisors is an integer number (13373360).

Almost surely, 2^110865987 is an apocalyptic number.

110865987 is a deficient number, since it is larger than the sum of its proper divisors (49614333).

110865987 is a wasteful number, since it uses less digits than its factorization.

110865987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26202 (or 26199 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 45.

The square root of 110865987 is about 10529.2918565305. The cubic root of 110865987 is about 480.3960663298.

The spelling of 110865987 in words is "one hundred ten million, eight hundred sixty-five thousand, nine hundred eighty-seven".