116540980 has 12 divisors (see below), whose sum is σ = 244736100. Its totient is φ = 46616384.

The previous prime is 116540969. The next prime is 116540981. The reversal of 116540980 is 89045611.

It can be written as a sum of positive squares in 2 ways, for example, as 21790224 + 94750756 = 4668^2 + 9734^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116540981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2913505 + ... + 2913544.

It is an arithmetic number, because the mean of its divisors is an integer number (20394675).

Almost surely, 2^116540980 is an apocalyptic number.

116540980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116540980 is an abundant number, since it is smaller than the sum of its proper divisors (128195120).

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

116540980 is a wasteful number, since it uses less digits than its factorization.

116540980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5827058 (or 5827056 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 116540980 is about 10795.4147673908. The cubic root of 116540980 is about 488.4568696868.

The spelling of 116540980 in words is "one hundred sixteen million, five hundred forty thousand, nine hundred eighty".