133155004 has 48 divisors (see below), whose sum is σ = 252096768. Its totient is φ = 61383168.

The previous prime is 133154977. The next prime is 133155007. The reversal of 133155004 is 400551331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133155007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383559 + ... + 383905.

It is an arithmetic number, because the mean of its divisors is an integer number (5252016).

Almost surely, 2^133155004 is an apocalyptic number.

It is an amenable number.

133155004 is a deficient number, since it is larger than the sum of its proper divisors (118941764).

133155004 is a wasteful number, since it uses less digits than its factorization.

133155004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514 (or 512 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 133155004 is about 11539.2809134712. The cubic root of 133155004 is about 510.6450942295.

The spelling of 133155004 in words is "one hundred thirty-three million, one hundred fifty-five thousand, four".