136152261 has 24 divisors (see below), whose sum is σ = 226122624. Its totient is φ = 77329440.

The previous prime is 136152259. The next prime is 136152277. The reversal of 136152261 is 162251631.

136152261 is a `hidden beast` number, since 136 + 1 + 522 + 6 + 1 = 666.

It is not a de Polignac number, because 136152261 - 2¹ = 136152259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136152221) 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 23 ways as a sum of consecutive naturals, for example, 4051 + ... + 16991.

It is an arithmetic number, because the mean of its divisors is an integer number (9421776).

Almost surely, 2^136152261 is an apocalyptic number.

It is an amenable number.

136152261 is a deficient number, since it is larger than the sum of its proper divisors (89970363).

136152261 is a wasteful number, since it uses less digits than its factorization.

136152261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13121 (or 13118 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 136152261 is about 11668.4301000606. The cubic root of 136152261 is about 514.4481612157.

It can be divided in two parts, 13615 and 2261, that added together give a square (15876 = 126²).

The spelling of 136152261 in words is "one hundred thirty-six million, one hundred fifty-two thousand, two hundred sixty-one".