136081512 has 64 divisors (see below), whose sum is σ = 432009600. Its totient is φ = 38880000.

The previous prime is 136081507. The next prime is 136081531. The reversal of 136081512 is 215180631.

136081512 is a `hidden beast` number, since 1 + 3 + 608 + 1 + 51 + 2 = 666.

It is a super-2 number, since 2×136081512² = 37036355816412288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43489 + ... + 46512.

It is an arithmetic number, because the mean of its divisors is an integer number (6750150).

Almost surely, 2^136081512 is an apocalyptic number.

136081512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136081512 is an abundant number, since it is smaller than the sum of its proper divisors (295928088).

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

136081512 is a wasteful number, since it uses less digits than its factorization.

136081512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90023 (or 90013 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 136081512 is about 11665.3980643611. The cubic root of 136081512 is about 514.3590379582.

It can be divided in two parts, 13608 and 1512, that multiplied together give a square (20575296 = 4536²).

The spelling of 136081512 in words is "one hundred thirty-six million, eighty-one thousand, five hundred twelve".