133002868 has 6 divisors (see below), whose sum is σ = 232755026. Its totient is φ = 66501432.

The previous prime is 133002847. The next prime is 133002871. The reversal of 133002868 is 868200331.

It can be written as a sum of positive squares in only one way, i.e., 77827684 + 55175184 = 8822^2 + 7428^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16625355 + ... + 16625362.

Almost surely, 2^133002868 is an apocalyptic number.

It is an amenable number.

133002868 is a deficient number, since it is larger than the sum of its proper divisors (99752158).

133002868 is a wasteful number, since it uses less digits than its factorization.

133002868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33250721 (or 33250719 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 133002868 is about 11532.6869375701. The cubic root of 133002868 is about 510.4505412505.

The spelling of 133002868 in words is "one hundred thirty-three million, two thousand, eight hundred sixty-eight".