136553160437 has 2 divisors, whose sum is σ = 136553160438. Its totient is φ = 136553160436.

The previous prime is 136553160431. The next prime is 136553160463. The reversal of 136553160437 is 734061355631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136186093156 + 367067281 = 369034^2 + 19159^2 .

It is a cyclic number.

It is not a de Polignac number, because 136553160437 - 2³² = 132258193141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136553160431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68276580218 + 68276580219.

It is an arithmetic number, because the mean of its divisors is an integer number (68276580219).

Almost surely, 2^136553160437 is an apocalyptic number.

It is an amenable number.

136553160437 is a deficient number, since it is larger than the sum of its proper divisors (1).

136553160437 is an equidigital number, since it uses as much as digits as its factorization.

136553160437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 136553160437 in words is "one hundred thirty-six billion, five hundred fifty-three million, one hundred sixty thousand, four hundred thirty-seven".