133506038 has 8 divisors (see below), whose sum is σ = 204520032. Its totient is φ = 65332696.

The previous prime is 133506019. The next prime is 133506041. The reversal of 133506038 is 830605331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 133506038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710045 + ... + 710232.

It is an arithmetic number, because the mean of its divisors is an integer number (25565004).

Almost surely, 2^133506038 is an apocalyptic number.

133506038 is a deficient number, since it is larger than the sum of its proper divisors (71013994).

133506038 is a wasteful number, since it uses less digits than its factorization.

133506038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420326.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 133506038 is about 11554.4812951512. The cubic root of 133506038 is about 511.0934351200.

The spelling of 133506038 in words is "one hundred thirty-three million, five hundred six thousand, thirty-eight".