135250077 has 16 divisors (see below), whose sum is σ = 183250368. Its totient is φ = 88717440.

The previous prime is 135250069. The next prime is 135250081. The reversal of 135250077 is 770052531.

It is not a de Polignac number, because 135250077 - 2³ = 135250069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135250057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69003 + ... + 70935.

It is an arithmetic number, because the mean of its divisors is an integer number (11453148).

Almost surely, 2^135250077 is an apocalyptic number.

It is an amenable number.

135250077 is a deficient number, since it is larger than the sum of its proper divisors (48000291).

135250077 is a wasteful number, since it uses less digits than its factorization.

135250077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 135250077 is about 11629.7066601011. The cubic root of 135250077 is about 513.3093483574.

The spelling of 135250077 in words is "one hundred thirty-five million, two hundred fifty thousand, seventy-seven".