116543994 has 32 divisors (see below), whose sum is σ = 268316160. Its totient is φ = 33057072.

The previous prime is 116543983. The next prime is 116544007. The reversal of 116543994 is 499345611.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 4144 + ... + 15819.

It is an arithmetic number, because the mean of its divisors is an integer number (8384880).

Almost surely, 2^116543994 is an apocalyptic number.

116543994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

116543994 is an abundant number, since it is smaller than the sum of its proper divisors (151772166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116543994 is a wasteful number, since it uses less digits than its factorization.

116543994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20114.

The product of its digits is 116640, while the sum is 42.

The square root of 116543994 is about 10795.5543627921. The cubic root of 116543994 is about 488.4610804983.

The spelling of 116543994 in words is "one hundred sixteen million, five hundred forty-three thousand, nine hundred ninety-four".