133860568 has 8 divisors (see below), whose sum is σ = 250988580. Its totient is φ = 66930280.

The previous prime is 133860553. The next prime is 133860589. The reversal of 133860568 is 865068331.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 133860568.

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, 8366278 + ... + 8366293.

Almost surely, 2^133860568 is an apocalyptic number.

It is an amenable number.

133860568 is a deficient number, since it is larger than the sum of its proper divisors (117128012).

133860568 is a wasteful number, since it uses less digits than its factorization.

133860568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16732577 (or 16732573 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 133860568 is about 11569.8127901881. The cubic root of 133860568 is about 511.5454441376.

The spelling of 133860568 in words is "one hundred thirty-three million, eight hundred sixty thousand, five hundred sixty-eight".