135013863587 has 4 divisors (see below), whose sum is σ = 135014619960. Its totient is φ = 135013107216.

The previous prime is 135013863577. The next prime is 135013863619. The reversal of 135013863587 is 785368310531.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 135013863587 - 2⁸ = 135013863331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135013863577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54839 + ... + 522527.

It is an arithmetic number, because the mean of its divisors is an integer number (33753654990).

Almost surely, 2^135013863587 is an apocalyptic number.

135013863587 is a deficient number, since it is larger than the sum of its proper divisors (756373).

135013863587 is an equidigital number, since it uses as much as digits as its factorization.

135013863587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756372.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 135013863587 in words is "one hundred thirty-five billion, thirteen million, eight hundred sixty-three thousand, five hundred eighty-seven".