136534965241 has 4 divisors (see below), whose sum is σ = 136536049252. Its totient is φ = 136533881232.

The previous prime is 136534965157. The next prime is 136534965253. The reversal of 136534965241 is 142569435631.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 66034094841 + 70500870400 = 256971^2 + 265520^2 .

It is a cyclic number.

It is not a de Polignac number, because 136534965241 - 2²¹ = 136532868089 is a prime.

It is a super-2 number, since 2×136534965241² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136534965271) 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, 323790 + ... + 614743.

It is an arithmetic number, because the mean of its divisors is an integer number (34134012313).

Almost surely, 2^136534965241 is an apocalyptic number.

It is an amenable number.

136534965241 is a deficient number, since it is larger than the sum of its proper divisors (1084011).

136534965241 is an equidigital number, since it uses as much as digits as its factorization.

136534965241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084010.

The product of its digits is 2332800, while the sum is 49.

The spelling of 136534965241 in words is "one hundred thirty-six billion, five hundred thirty-four million, nine hundred sixty-five thousand, two hundred forty-one".