136605051 has 24 divisors (see below), whose sum is σ = 222683760. Its totient is φ = 79934400.

The previous prime is 136605037. The next prime is 136605101. The reversal of 136605051 is 150506631.

It is a happy number.

136605051 is a `hidden beast` number, since 1 + 3 + 6 + 605 + 0 + 51 = 666.

136605051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 136605051 - 2⁹ = 136604539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136605011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20920 + ... + 26661.

It is an arithmetic number, because the mean of its divisors is an integer number (9278490).

Almost surely, 2^136605051 is an apocalyptic number.

136605051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136605051 is a deficient number, since it is larger than the sum of its proper divisors (86078709).

136605051 is a wasteful number, since it uses less digits than its factorization.

136605051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47627 (or 47624 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 136605051 is about 11687.8163486598. The cubic root of 136605051 is about 515.0178157032.

The spelling of 136605051 in words is "one hundred thirty-six million, six hundred five thousand, fifty-one".