135092457 has 6 divisors (see below), whose sum is σ = 195133562. Its totient is φ = 90061632.

The previous prime is 135092443. The next prime is 135092459. The reversal of 135092457 is 754290531.

It can be written as a sum of positive squares in only one way, i.e., 78481881 + 56610576 = 8859^2 + 7524^2 .

It is not a de Polignac number, because 135092457 - 2⁷ = 135092329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135092459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7505128 + ... + 7505145.

Almost surely, 2^135092457 is an apocalyptic number.

It is an amenable number.

135092457 is a deficient number, since it is larger than the sum of its proper divisors (60041105).

135092457 is a wasteful number, since it uses less digits than its factorization.

135092457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15010279 (or 15010276 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 135092457 is about 11622.9280734245. The cubic root of 135092457 is about 513.1098678308.

The spelling of 135092457 in words is "one hundred thirty-five million, ninety-two thousand, four hundred fifty-seven".