133992608 has 12 divisors (see below), whose sum is σ = 263798010. Its totient is φ = 66996288.

The previous prime is 133992587. The next prime is 133992631. The reversal of 133992608 is 806299331.

It can be written as a sum of positive squares in only one way, i.e., 132066064 + 1926544 = 11492^2 + 1388^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2093603 + ... + 2093666.

Almost surely, 2^133992608 is an apocalyptic number.

It is an amenable number.

133992608 is a deficient number, since it is larger than the sum of its proper divisors (129805402).

133992608 is an equidigital number, since it uses as much as digits as its factorization.

133992608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4187279 (or 4187271 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 133992608 is about 11575.5176126167. The cubic root of 133992608 is about 511.7135849252.

The spelling of 133992608 in words is "one hundred thirty-three million, nine hundred ninety-two thousand, six hundred eight".