136261352093 has 2 divisors, whose sum is σ = 136261352094. Its totient is φ = 136261352092.

The previous prime is 136261352081. The next prime is 136261352111. The reversal of 136261352093 is 390253162631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117335021764 + 18926330329 = 342542^2 + 137573^2 .

It is a cyclic number.

It is not a de Polignac number, because 136261352093 - 2¹⁰ = 136261351069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136261352093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136261352063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68130676046 + 68130676047.

It is an arithmetic number, because the mean of its divisors is an integer number (68130676047).

Almost surely, 2^136261352093 is an apocalyptic number.

It is an amenable number.

136261352093 is a deficient number, since it is larger than the sum of its proper divisors (1).

136261352093 is an equidigital number, since it uses as much as digits as its factorization.

136261352093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 41.

The spelling of 136261352093 in words is "one hundred thirty-six billion, two hundred sixty-one million, three hundred fifty-two thousand, ninety-three".