136132572157 has 2 divisors, whose sum is σ = 136132572158. Its totient is φ = 136132572156.

The previous prime is 136132572131. The next prime is 136132572211. The reversal of 136132572157 is 751275231631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68787651076 + 67344921081 = 262274^2 + 259509^2 .

It is an emirp because it is prime and its reverse (751275231631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136132572157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136132572127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68066286078 + 68066286079.

It is an arithmetic number, because the mean of its divisors is an integer number (68066286079).

Almost surely, 2^136132572157 is an apocalyptic number.

It is an amenable number.

136132572157 is a deficient number, since it is larger than the sum of its proper divisors (1).

136132572157 is an equidigital number, since it uses as much as digits as its factorization.

136132572157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 43.

The spelling of 136132572157 in words is "one hundred thirty-six billion, one hundred thirty-two million, five hundred seventy-two thousand, one hundred fifty-seven".