133613996 has 12 divisors (see below), whose sum is σ = 237788040. Its totient is φ = 65674560.

The previous prime is 133613989. The next prime is 133614031. The reversal of 133613996 is 699316331.

It is a happy number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282845 + ... + 283316.

It is an arithmetic number, because the mean of its divisors is an integer number (19815670).

Almost surely, 2^133613996 is an apocalyptic number.

It is an amenable number.

133613996 is a deficient number, since it is larger than the sum of its proper divisors (104174044).

133613996 is a wasteful number, since it uses less digits than its factorization.

133613996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566224 (or 566222 counting only the distinct ones).

The product of its digits is 78732, while the sum is 41.

The square root of 133613996 is about 11559.1520450248. The cubic root of 133613996 is about 511.2311611234.

The spelling of 133613996 in words is "one hundred thirty-three million, six hundred thirteen thousand, nine hundred ninety-six".