136418959 has 2 divisors, whose sum is σ = 136418960. Its totient is φ = 136418958.

The previous prime is 136418951. The next prime is 136418981. The reversal of 136418959 is 959814631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136418959 - 2³ = 136418951 is a prime.

It is a super-2 number, since 2×136418959² = 37220264749287362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136418951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68209479 + 68209480.

It is an arithmetic number, because the mean of its divisors is an integer number (68209480).

Almost surely, 2^136418959 is an apocalyptic number.

136418959 is a deficient number, since it is larger than the sum of its proper divisors (1).

136418959 is an equidigital number, since it uses as much as digits as its factorization.

136418959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 46.

The square root of 136418959 is about 11679.8526959889. The cubic root of 136418959 is about 514.7838461984.

The spelling of 136418959 in words is "one hundred thirty-six million, four hundred eighteen thousand, nine hundred fifty-nine".