116139100 has 72 divisors (see below), whose sum is σ = 314229888. Its totient is φ = 36196800.

The previous prime is 116139097. The next prime is 116139103. The reversal of 116139100 is 1931611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (116139097) and next prime (116139103).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116139103) 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 23 ways as a sum of consecutive naturals, for example, 159 + ... + 15241.

It is an arithmetic number, because the mean of its divisors is an integer number (4364304).

Almost surely, 2^116139100 is an apocalyptic number.

116139100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116139100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157114944).

116139100 is an abundant number, since it is smaller than the sum of its proper divisors (198090788).

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

116139100 is a wasteful number, since it uses less digits than its factorization.

116139100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15115 (or 15108 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 116139100 is about 10776.7852349390. The cubic root of 116139100 is about 487.8947580541.

The spelling of 116139100 in words is "one hundred sixteen million, one hundred thirty-nine thousand, one hundred".