136261093 has 2 divisors, whose sum is σ = 136261094. Its totient is φ = 136261092.

The previous prime is 136261087. The next prime is 136261133. The reversal of 136261093 is 390162631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109872324 + 26388769 = 10482^2 + 5137^2 .

It is a cyclic number.

It is not a de Polignac number, because 136261093 - 2⁵ = 136261061 is a prime.

It is equal to p_7712644 and since 136261093 and 7712644 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136261033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68130546 + 68130547.

It is an arithmetic number, because the mean of its divisors is an integer number (68130547).

Almost surely, 2^136261093 is an apocalyptic number.

It is an amenable number.

136261093 is a deficient number, since it is larger than the sum of its proper divisors (1).

136261093 is an equidigital number, since it uses as much as digits as its factorization.

136261093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 136261093 is about 11673.0926921703. The cubic root of 136261093 is about 514.5851977721.

The spelling of 136261093 in words is "one hundred thirty-six million, two hundred sixty-one thousand, ninety-three".