133132868 has 12 divisors (see below), whose sum is σ = 254162832. Its totient is φ = 60514920.

The previous prime is 133132849. The next prime is 133132877. The reversal of 133132868 is 868231331.

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, 1512830 + ... + 1512917.

It is an arithmetic number, because the mean of its divisors is an integer number (21180236).

Almost surely, 2^133132868 is an apocalyptic number.

It is an amenable number.

133132868 is a deficient number, since it is larger than the sum of its proper divisors (121029964).

133132868 is a wasteful number, since it uses less digits than its factorization.

133132868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025762 (or 3025760 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 133132868 is about 11538.3217150502. The cubic root of 133132868 is about 510.6167957155.

The spelling of 133132868 in words is "one hundred thirty-three million, one hundred thirty-two thousand, eight hundred sixty-eight".