133637052 has 48 divisors (see below), whose sum is σ = 319334400. Its totient is φ = 43485120.

The previous prime is 133637029. The next prime is 133637093. The reversal of 133637052 is 250736331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92149 + ... + 93587.

It is an arithmetic number, because the mean of its divisors is an integer number (6652800).

Almost surely, 2^133637052 is an apocalyptic number.

133637052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133637052 is an abundant number, since it is smaller than the sum of its proper divisors (185697348).

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

133637052 is a wasteful number, since it uses less digits than its factorization.

133637052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626 (or 1624 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 30.

The square root of 133637052 is about 11560.1493069943. The cubic root of 133637052 is about 511.2605648987.

The spelling of 133637052 in words is "one hundred thirty-three million, six hundred thirty-seven thousand, fifty-two".