135252340523 has 8 divisors (see below), whose sum is σ = 135363571200. Its totient is φ = 135141160168.

The previous prime is 135252340477. The next prime is 135252340547. The reversal of 135252340523 is 325043252531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135252340523 - 2²⁶ = 135185231659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135252340423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6780158 + ... + 6800076.

It is an arithmetic number, because the mean of its divisors is an integer number (16920446400).

Almost surely, 2^135252340523 is an apocalyptic number.

135252340523 is a deficient number, since it is larger than the sum of its proper divisors (111230677).

135252340523 is a wasteful number, since it uses less digits than its factorization.

135252340523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25161.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 135252340523 in words is "one hundred thirty-five billion, two hundred fifty-two million, three hundred forty thousand, five hundred twenty-three".