118265920 has 28 divisors (see below), whose sum is σ = 281621484. Its totient is φ = 47306240.

The previous prime is 118265897. The next prime is 118265947. The reversal of 118265920 is 29562811.

It can be written as a sum of positive squares in 2 ways, for example, as 45265984 + 72999936 = 6728^2 + 8544^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184471 + ... + 185110.

Almost surely, 2^118265920 is an apocalyptic number.

118265920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118265920 is an abundant number, since it is smaller than the sum of its proper divisors (163355564).

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

118265920 is an equidigital number, since it uses as much as digits as its factorization.

118265920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369598 (or 369588 counting only the distinct ones).

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

The square root of 118265920 is about 10875.0135632099. The cubic root of 118265920 is about 490.8549837693.

The spelling of 118265920 in words is "one hundred eighteen million, two hundred sixty-five thousand, nine hundred twenty".