118665572 has 12 divisors (see below), whose sum is σ = 208022640. Its totient is φ = 59230536.

The previous prime is 118665571. The next prime is 118665581. The reversal of 118665572 is 275566811.

It is not an unprimeable number, because it can be changed into a prime (118665571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22922 + ... + 27617.

It is an arithmetic number, because the mean of its divisors is an integer number (17335220).

Almost surely, 2^118665572 is an apocalyptic number.

It is an amenable number.

118665572 is a deficient number, since it is larger than the sum of its proper divisors (89357068).

118665572 is a wasteful number, since it uses less digits than its factorization.

118665572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51130 (or 51128 counting only the distinct ones).

The product of its digits is 100800, while the sum is 41.

The square root of 118665572 is about 10893.3728477456. The cubic root of 118665572 is about 491.4072719753.

The spelling of 118665572 in words is "one hundred eighteen million, six hundred sixty-five thousand, five hundred seventy-two".