135977136 has 20 divisors (see below), whose sum is σ = 351274392. Its totient is φ = 45325696.

The previous prime is 135977131. The next prime is 135977147. The reversal of 135977136 is 631779531.

It is not an unprimeable number, because it can be changed into a prime (135977131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1416381 + ... + 1416476.

Almost surely, 2^135977136 is an apocalyptic number.

135977136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135977136 is an abundant number, since it is smaller than the sum of its proper divisors (215297256).

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

135977136 is a wasteful number, since it uses less digits than its factorization.

135977136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832868 (or 2832862 counting only the distinct ones).

The product of its digits is 119070, while the sum is 42.

The square root of 135977136 is about 11660.9234625736. The cubic root of 135977136 is about 514.2274979958.

The spelling of 135977136 in words is "one hundred thirty-five million, nine hundred seventy-seven thousand, one hundred thirty-six".