133155796 has 12 divisors (see below), whose sum is σ = 236215252. Its totient is φ = 65665728.

The previous prime is 133155779. The next prime is 133155833. The reversal of 133155796 is 697551331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22905796 + 110250000 = 4786^2 + 10500^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227715 + ... + 228298.

Almost surely, 2^133155796 is an apocalyptic number.

It is an amenable number.

133155796 is a deficient number, since it is larger than the sum of its proper divisors (103059456).

133155796 is a wasteful number, since it uses less digits than its factorization.

133155796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456090 (or 456088 counting only the distinct ones).

The product of its digits is 85050, while the sum is 40.

The square root of 133155796 is about 11539.3152309832. The cubic root of 133155796 is about 510.6461066589.

The spelling of 133155796 in words is "one hundred thirty-three million, one hundred fifty-five thousand, seven hundred ninety-six".