118615130 has 16 divisors (see below), whose sum is σ = 214443720. Its totient is φ = 47237952.

The previous prime is 118615111. The next prime is 118615151. The reversal of 118615130 is 31516811.

It can be written as a sum of positive squares in 4 ways, for example, as 103815721 + 14799409 = 10189^2 + 3847^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 118615130.

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, 23609 + ... + 28188.

Almost surely, 2^118615130 is an apocalyptic number.

118615130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118615130 is a deficient number, since it is larger than the sum of its proper divisors (95828590).

118615130 is a wasteful number, since it uses less digits than its factorization.

118615130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52033.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 118615130 is about 10891.0573407727. The cubic root of 118615130 is about 491.3376334716.

The spelling of 118615130 in words is "one hundred eighteen million, six hundred fifteen thousand, one hundred thirty".