116165387 has 16 divisors (see below), whose sum is σ = 135051840. Its totient is φ = 99023232.

The previous prime is 116165377. The next prime is 116165393. The reversal of 116165387 is 783561611.

It is a cyclic number.

It is not a de Polignac number, because 116165387 - 2¹⁸ = 115903243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116165387.

It is not an unprimeable number, because it can be changed into a prime (116165377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1973 + ... + 15369.

It is an arithmetic number, because the mean of its divisors is an integer number (8440740).

Almost surely, 2^116165387 is an apocalyptic number.

116165387 is a deficient number, since it is larger than the sum of its proper divisors (18886453).

116165387 is a wasteful number, since it uses less digits than its factorization.

116165387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13462.

The product of its digits is 30240, while the sum is 38.

The square root of 116165387 is about 10778.0047782509. The cubic root of 116165387 is about 487.9315654170.

The spelling of 116165387 in words is "one hundred sixteen million, one hundred sixty-five thousand, three hundred eighty-seven".