135402314523 has 64 divisors (see below), whose sum is σ = 212982497280. Its totient is φ = 74915108352.

The previous prime is 135402314513. The next prime is 135402314573. The reversal of 135402314523 is 325413204531.

It is not a de Polignac number, because 135402314523 - 2⁵ = 135402314491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135402314513) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 93573786 + ... + 93575232.

It is an arithmetic number, because the mean of its divisors is an integer number (3327851520).

Almost surely, 2^135402314523 is an apocalyptic number.

135402314523 is a deficient number, since it is larger than the sum of its proper divisors (77580182757).

135402314523 is a wasteful number, since it uses less digits than its factorization.

135402314523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 135402314523 in words is "one hundred thirty-five billion, four hundred two million, three hundred fourteen thousand, five hundred twenty-three".