118637252 has 6 divisors (see below), whose sum is σ = 207615198. Its totient is φ = 59318624.

The previous prime is 118637249. The next prime is 118637257. The reversal of 118637252 is 252736811.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 61089856 + 57547396 = 7816^2 + 7586^2 .

It is a super-2 number, since 2×118637252² = 28149595124223008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118637257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14829653 + ... + 14829660.

It is an arithmetic number, because the mean of its divisors is an integer number (34602533).

Almost surely, 2^118637252 is an apocalyptic number.

It is an amenable number.

118637252 is a deficient number, since it is larger than the sum of its proper divisors (88977946).

118637252 is a wasteful number, since it uses less digits than its factorization.

118637252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29659317 (or 29659315 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 118637252 is about 10892.0728972955. The cubic root of 118637252 is about 491.3681767799.

The spelling of 118637252 in words is "one hundred eighteen million, six hundred thirty-seven thousand, two hundred fifty-two".