133321132 has 12 divisors (see below), whose sum is σ = 266642320. Its totient is φ = 57137616.

The previous prime is 133321127. The next prime is 133321147. The reversal of 133321132 is 231123331.

133321132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

133321132 is an admirable number.

It is a super-2 number, since 2×133321132² = 35549048475522848, which contains 22 as substring.

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, 2380707 + ... + 2380762.

Almost surely, 2^133321132 is an apocalyptic number.

It is an amenable number.

133321132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133321132 is a wasteful number, since it uses less digits than its factorization.

133321132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761480 (or 4761478 counting only the distinct ones).

The product of its digits is 324, while the sum is 19.

The square root of 133321132 is about 11546.4770384737. The cubic root of 133321132 is about 510.8573711256.

Adding to 133321132 its reverse (231123331), we get a palindrome (364444463).

The spelling of 133321132 in words is "one hundred thirty-three million, three hundred twenty-one thousand, one hundred thirty-two".