135365087 has 16 divisors (see below), whose sum is σ = 159449472. Its totient is φ = 113293920.

The previous prime is 135365081. The next prime is 135365089. The reversal of 135365087 is 780563531.

It is a cyclic number.

It is not a de Polignac number, because 135365087 - 2⁴ = 135365071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135365087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135365081) 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, 65768 + ... + 67794.

It is an arithmetic number, because the mean of its divisors is an integer number (9965592).

Almost surely, 2^135365087 is an apocalyptic number.

135365087 is a deficient number, since it is larger than the sum of its proper divisors (24084385).

135365087 is a wasteful number, since it uses less digits than its factorization.

135365087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2518.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 135365087 is about 11634.6502740736. The cubic root of 135365087 is about 513.4548047931.

The spelling of 135365087 in words is "one hundred thirty-five million, three hundred sixty-five thousand, eighty-seven".