908145136 has 40 divisors (see below), whose sum is σ = 1781698464. Its totient is φ = 448377600.

The previous prime is 908145113. The next prime is 908145143. The reversal of 908145136 is 631541809.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 908145095 and 908145104.

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 in 7 ways as a sum of consecutive naturals, for example, 1174446 + ... + 1175218.

Almost surely, 2^908145136 is an apocalyptic number.

It is an amenable number.

908145136 is a deficient number, since it is larger than the sum of its proper divisors (873553328).

908145136 is a wasteful number, since it uses less digits than its factorization.

908145136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609 (or 1603 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 908145136 is about 30135.4465040756. The cubic root of 908145136 is about 968.3932502788.

The spelling of 908145136 in words is "nine hundred eight million, one hundred forty-five thousand, one hundred thirty-six".