133451352 has 48 divisors (see below), whose sum is σ = 361965240. Its totient is φ = 44418048.

The previous prime is 133451323. The next prime is 133451369. The reversal of 133451352 is 253154331.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86863 + ... + 88385.

Almost surely, 2^133451352 is an apocalyptic number.

133451352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133451352 is an abundant number, since it is smaller than the sum of its proper divisors (228513888).

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

133451352 is a wasteful number, since it uses less digits than its factorization.

133451352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752 (or 2745 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 133451352 is about 11552.1146116198. The cubic root of 133451352 is about 511.0236418405.

The spelling of 133451352 in words is "one hundred thirty-three million, four hundred fifty-one thousand, three hundred fifty-two".