116387565 has 16 divisors (see below), whose sum is σ = 212823168. Its totient is φ = 53205696.

The previous prime is 116387549. The next prime is 116387587. The reversal of 116387565 is 565783611.

It is not a de Polignac number, because 116387565 - 2⁴ = 116387549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554122 + ... + 554331.

It is an arithmetic number, because the mean of its divisors is an integer number (13301448).

Almost surely, 2^116387565 is an apocalyptic number.

116387565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116387565 is a deficient number, since it is larger than the sum of its proper divisors (96435603).

116387565 is a wasteful number, since it uses less digits than its factorization.

116387565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108468.

The product of its digits is 151200, while the sum is 42.

The square root of 116387565 is about 10788.3068643787. The cubic root of 116387565 is about 488.2424400586.

The spelling of 116387565 in words is "one hundred sixteen million, three hundred eighty-seven thousand, five hundred sixty-five".