135902976 has 72 divisors (see below), whose sum is σ = 394606464. Its totient is φ = 41180160.

The previous prime is 135902959. The next prime is 135902983. The reversal of 135902976 is 679209531.

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, 405 + ... + 16491.

Almost surely, 2^135902976 is an apocalyptic number.

135902976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135902976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197303232).

135902976 is an abundant number, since it is smaller than the sum of its proper divisors (258703488).

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

135902976 is a wasteful number, since it uses less digits than its factorization.

135902976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16117 (or 16103 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 135902976 is about 11657.7431778196. The cubic root of 135902976 is about 514.1339968694.

The spelling of 135902976 in words is "one hundred thirty-five million, nine hundred two thousand, nine hundred seventy-six".