133130604 has 24 divisors (see below), whose sum is σ = 328911408. Its totient is φ = 41766400.

The previous prime is 133130603. The next prime is 133130617. The reversal of 133130604 is 406031331.

It is not an unprimeable number, because it can be changed into a prime (133130603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326097 + ... + 326504.

It is an arithmetic number, because the mean of its divisors is an integer number (13704642).

Almost surely, 2^133130604 is an apocalyptic number.

It is an amenable number.

133130604 is an abundant number, since it is smaller than the sum of its proper divisors (195780804).

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

133130604 is a wasteful number, since it uses less digits than its factorization.

133130604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652625 (or 652623 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 133130604 is about 11538.2236067776. The cubic root of 133130604 is about 510.6139012563.

Adding to 133130604 its reverse (406031331), we get a palindrome (539161935).

The spelling of 133130604 in words is "one hundred thirty-three million, one hundred thirty thousand, six hundred four".