136976309159 has 4 divisors (see below), whose sum is σ = 137141540760. Its totient is φ = 136811077560.

The previous prime is 136976309143. The next prime is 136976309233. The reversal of 136976309159 is 951903679631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 136976309159 - 2⁴ = 136976309143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136976309098 and 136976309107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136976309959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82614557 + ... + 82616214.

It is an arithmetic number, because the mean of its divisors is an integer number (34285385190).

Almost surely, 2^136976309159 is an apocalyptic number.

136976309159 is a deficient number, since it is larger than the sum of its proper divisors (165231601).

136976309159 is an equidigital number, since it uses as much as digits as its factorization.

136976309159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165231600.

The product of its (nonzero) digits is 8266860, while the sum is 59.

The spelling of 136976309159 in words is "one hundred thirty-six billion, nine hundred seventy-six million, three hundred nine thousand, one hundred fifty-nine".