133041304 has 32 divisors (see below), whose sum is σ = 272710800. Its totient is φ = 60344320.

The previous prime is 133041301. The next prime is 133041313. The reversal of 133041304 is 403140331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133041301) 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, 48744 + ... + 51400.

Almost surely, 2^133041304 is an apocalyptic number.

It is an amenable number.

133041304 is an abundant number, since it is smaller than the sum of its proper divisors (139669496).

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

133041304 is a wasteful number, since it uses less digits than its factorization.

133041304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3243 (or 3239 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 133041304 is about 11534.3532111688. The cubic root of 133041304 is about 510.4997075772.

Adding to 133041304 its reverse (403140331), we get a palindrome (536181635).

The spelling of 133041304 in words is "one hundred thirty-three million, forty-one thousand, three hundred four".