135090877 has 2 divisors, whose sum is σ = 135090878. Its totient is φ = 135090876.

The previous prime is 135090871. The next prime is 135090887. The reversal of 135090877 is 778090531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89000356 + 46090521 = 9434^2 + 6789^2 .

It is a cyclic number.

It is not a de Polignac number, because 135090877 - 2⁷ = 135090749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135090871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67545438 + 67545439.

It is an arithmetic number, because the mean of its divisors is an integer number (67545439).

Almost surely, 2^135090877 is an apocalyptic number.

It is an amenable number.

135090877 is a deficient number, since it is larger than the sum of its proper divisors (1).

135090877 is an equidigital number, since it uses as much as digits as its factorization.

135090877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 135090877 is about 11622.8601041224. The cubic root of 135090877 is about 513.1078674311.

The spelling of 135090877 in words is "one hundred thirty-five million, ninety thousand, eight hundred seventy-seven".