135042041523 has 8 divisors (see below), whose sum is σ = 180063920128. Its totient is φ = 90024095304.

The previous prime is 135042041429. The next prime is 135042041543. The reversal of 135042041523 is 325140240531.

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

It is not a de Polignac number, because 135042041523 - 2²¹ = 135039944371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135042041543) 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, 902011 + ... + 1041012.

It is an arithmetic number, because the mean of its divisors is an integer number (22507990016).

Almost surely, 2^135042041523 is an apocalyptic number.

135042041523 is a deficient number, since it is larger than the sum of its proper divisors (45021878605).

135042041523 is a wasteful number, since it uses less digits than its factorization.

135042041523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966193.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 135042041523 in words is "one hundred thirty-five billion, forty-two million, forty-one thousand, five hundred twenty-three".