135627677 has 2 divisors, whose sum is σ = 135627678. Its totient is φ = 135627676.

The previous prime is 135627629. The next prime is 135627691. The reversal of 135627677 is 776726531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121572676 + 14055001 = 11026^2 + 3749^2 .

It is a cyclic number.

It is not a de Polignac number, because 135627677 - 2²² = 131433373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135627617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67813838 + 67813839.

It is an arithmetic number, because the mean of its divisors is an integer number (67813839).

Almost surely, 2^135627677 is an apocalyptic number.

It is an amenable number.

135627677 is a deficient number, since it is larger than the sum of its proper divisors (1).

135627677 is an equidigital number, since it uses as much as digits as its factorization.

135627677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 370440, while the sum is 44.

The square root of 135627677 is about 11645.9296322793. The cubic root of 135627677 is about 513.7866013472.

The spelling of 135627677 in words is "one hundred thirty-five million, six hundred twenty-seven thousand, six hundred seventy-seven".