133280932 has 6 divisors (see below), whose sum is σ = 233241638. Its totient is φ = 66640464.

The previous prime is 133280923. The next prime is 133280957. The reversal of 133280932 is 239082331.

It can be written as a sum of positive squares in only one way, i.e., 90326016 + 42954916 = 9504^2 + 6554^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133280894 and 133280903.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16660113 + ... + 16660120.

Almost surely, 2^133280932 is an apocalyptic number.

It is an amenable number.

133280932 is a deficient number, since it is larger than the sum of its proper divisors (99960706).

133280932 is a wasteful number, since it uses less digits than its factorization.

133280932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33320237 (or 33320235 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 133280932 is about 11544.7361165165. The cubic root of 133280932 is about 510.8060200996.

The spelling of 133280932 in words is "one hundred thirty-three million, two hundred eighty thousand, nine hundred thirty-two".