116765087 has 4 divisors (see below), whose sum is σ = 117083616. Its totient is φ = 116446560.

The previous prime is 116765069. The next prime is 116765111. The reversal of 116765087 is 780567611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 780567611 = 73 ⋅10692707.

It is a cyclic number.

It is not a de Polignac number, because 116765087 - 2⁸ = 116764831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116765057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158714 + ... + 159447.

It is an arithmetic number, because the mean of its divisors is an integer number (29270904).

Almost surely, 2^116765087 is an apocalyptic number.

116765087 is a deficient number, since it is larger than the sum of its proper divisors (318529).

116765087 is an equidigital number, since it uses as much as digits as its factorization.

116765087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318528.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 116765087 is about 10805.7895130342. The cubic root of 116765087 is about 488.7697682365.

The spelling of 116765087 in words is "one hundred sixteen million, seven hundred sixty-five thousand, eighty-seven".