135970908 has 24 divisors (see below), whose sum is σ = 328206480. Its totient is φ = 43760640.

The previous prime is 135970889. The next prime is 135970927. The reversal of 135970908 is 809079531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135970889) and next prime (135970927).

It is a self number, because there is not a number n which added to its sum of digits gives 135970908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195013 + ... + 195708.

It is an arithmetic number, because the mean of its divisors is an integer number (13675270).

Almost surely, 2^135970908 is an apocalyptic number.

It is an amenable number.

135970908 is an abundant number, since it is smaller than the sum of its proper divisors (192235572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135970908 is a wasteful number, since it uses less digits than its factorization.

135970908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390757 (or 390755 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 135970908 is about 11660.6564137702. The cubic root of 135970908 is about 514.2196470246.

The spelling of 135970908 in words is "one hundred thirty-five million, nine hundred seventy thousand, nine hundred eight".