136477929 has 16 divisors (see below), whose sum is σ = 217009152. Its totient is φ = 74596368.

The previous prime is 136477879. The next prime is 136477961. The reversal of 136477929 is 929774631.

It is a happy number.

It is not a de Polignac number, because 136477929 - 2⁹ = 136477417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136477729) 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 15 ways as a sum of consecutive naturals, for example, 140799 + ... + 141764.

It is an arithmetic number, because the mean of its divisors is an integer number (13563072).

Almost surely, 2^136477929 is an apocalyptic number.

It is an amenable number.

136477929 is a deficient number, since it is larger than the sum of its proper divisors (80531223).

136477929 is a wasteful number, since it uses less digits than its factorization.

136477929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282596.

The product of its digits is 571536, while the sum is 48.

The square root of 136477929 is about 11682.3768557601. The cubic root of 136477929 is about 514.8580109395.

The spelling of 136477929 in words is "one hundred thirty-six million, four hundred seventy-seven thousand, nine hundred twenty-nine".