135133808 has 10 divisors (see below), whose sum is σ = 261821784. Its totient is φ = 67566896.

The previous prime is 135133793. The next prime is 135133819. The reversal of 135133808 is 808331531.

It is a super-2 number, since 2×135133808² = 36522292129161728, which contains 22 as substring.

It is a congruent number.

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, 4222916 + ... + 4222947.

Almost surely, 2^135133808 is an apocalyptic number.

It is an amenable number.

135133808 is a deficient number, since it is larger than the sum of its proper divisors (126687976).

135133808 is an equidigital number, since it uses as much as digits as its factorization.

135133808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8445871 (or 8445865 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 135133808 is about 11624.7067920013. The cubic root of 135133808 is about 513.1622157860.

The spelling of 135133808 in words is "one hundred thirty-five million, one hundred thirty-three thousand, eight hundred eight".