136270520 has 16 divisors (see below), whose sum is σ = 306608760. Its totient is φ = 54508192.

The previous prime is 136270517. The next prime is 136270529. The reversal of 136270520 is 25072631.

It is a self number, because there is not a number n which added to its sum of digits gives 136270520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136270529) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1703342 + ... + 1703421.

Almost surely, 2^136270520 is an apocalyptic number.

136270520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136270520 is an abundant number, since it is smaller than the sum of its proper divisors (170338240).

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

136270520 is a wasteful number, since it uses less digits than its factorization.

136270520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3406774 (or 3406770 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 136270520 is about 11673.4964770629. The cubic root of 136270520 is about 514.5970644091.

The spelling of 136270520 in words is "one hundred thirty-six million, two hundred seventy thousand, five hundred twenty".