116539140 has 24 divisors (see below), whose sum is σ = 326309760. Its totient is φ = 31077088.

The previous prime is 116539133. The next prime is 116539151. The reversal of 116539140 is 41935611.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 116539098 and 116539107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971100 + ... + 971219.

It is an arithmetic number, because the mean of its divisors is an integer number (13596240).

Almost surely, 2^116539140 is an apocalyptic number.

116539140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116539140 is an abundant number, since it is smaller than the sum of its proper divisors (209770620).

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

116539140 is a wasteful number, since it uses less digits than its factorization.

116539140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1942331 (or 1942329 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 116539140 is about 10795.3295456878. The cubic root of 116539140 is about 488.4542990163.

The spelling of 116539140 in words is "one hundred sixteen million, five hundred thirty-nine thousand, one hundred forty".