133936456 has 32 divisors (see below), whose sum is σ = 255187800. Its totient is φ = 65894400.

The previous prime is 133936441. The next prime is 133936469. The reversal of 133936456 is 654639331.

It can be written as a sum of positive squares in 4 ways, for example, as 75168900 + 58767556 = 8670^2 + 7666^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222556 + ... + 223156.

Almost surely, 2^133936456 is an apocalyptic number.

It is an amenable number.

133936456 is a deficient number, since it is larger than the sum of its proper divisors (121251344).

133936456 is a wasteful number, since it uses less digits than its factorization.

133936456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009 (or 1005 counting only the distinct ones).

The product of its digits is 174960, while the sum is 40.

The square root of 133936456 is about 11573.0918945630. The cubic root of 133936456 is about 511.6420940264.

The spelling of 133936456 in words is "one hundred thirty-three million, nine hundred thirty-six thousand, four hundred fifty-six".