136926277 has 2 divisors, whose sum is σ = 136926278. Its totient is φ = 136926276.

The previous prime is 136926263. The next prime is 136926289. The reversal of 136926277 is 772629631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105555076 + 31371201 = 10274^2 + 5601^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136926277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136926227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68463138 + 68463139.

It is an arithmetic number, because the mean of its divisors is an integer number (68463139).

Almost surely, 2^136926277 is an apocalyptic number.

It is an amenable number.

136926277 is a deficient number, since it is larger than the sum of its proper divisors (1).

136926277 is an equidigital number, since it uses as much as digits as its factorization.

136926277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 43.

The square root of 136926277 is about 11701.5501964483. The cubic root of 136926277 is about 515.4211868474.

The spelling of 136926277 in words is "one hundred thirty-six million, nine hundred twenty-six thousand, two hundred seventy-seven".