133412936 has 8 divisors (see below), whose sum is σ = 250149270. Its totient is φ = 66706464.

The previous prime is 133412921. The next prime is 133412947. The reversal of 133412936 is 639214331.

It can be written as a sum of positive squares in only one way, i.e., 100120036 + 33292900 = 10006^2 + 5770^2 .

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

It is a super-2 number, since 2×133412936² = 35598022984280192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8338301 + ... + 8338316.

Almost surely, 2^133412936 is an apocalyptic number.

It is an amenable number.

133412936 is a deficient number, since it is larger than the sum of its proper divisors (116736334).

133412936 is a wasteful number, since it uses less digits than its factorization.

133412936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16676623 (or 16676619 counting only the distinct ones).

The product of its digits is 11664, while the sum is 32.

The square root of 133412936 is about 11550.4517660566. The cubic root of 133412936 is about 510.9746018272.

The spelling of 133412936 in words is "one hundred thirty-three million, four hundred twelve thousand, nine hundred thirty-six".