136713909133 has 4 divisors (see below), whose sum is σ = 136716915708. Its totient is φ = 136710902560.

The previous prime is 136713909121. The next prime is 136713909181. The reversal of 136713909133 is 331909317631.

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

It can be written as a sum of positive squares in 2 ways, for example, as 42791887044 + 93922022089 = 206862^2 + 306467^2 .

It is a cyclic number.

It is not a de Polignac number, because 136713909133 - 2⁹ = 136713908621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136713909103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434016 + ... + 1526377.

It is an arithmetic number, because the mean of its divisors is an integer number (34179228927).

Almost surely, 2^136713909133 is an apocalyptic number.

It is an amenable number.

136713909133 is a deficient number, since it is larger than the sum of its proper divisors (3006575).

136713909133 is an equidigital number, since it uses as much as digits as its factorization.

136713909133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3006574.

The product of its (nonzero) digits is 275562, while the sum is 46.

The spelling of 136713909133 in words is "one hundred thirty-six billion, seven hundred thirteen million, nine hundred nine thousand, one hundred thirty-three".