135235103642 has 16 divisors (see below), whose sum is σ = 208464219432. Its totient is φ = 65757569280.

The previous prime is 135235103639. The next prime is 135235103671. The reversal of 135235103642 is 246301532531.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5093819641 + 130141284001 = 71371^2 + 360751^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2608853 + ... + 2660184.

Almost surely, 2^135235103642 is an apocalyptic number.

135235103642 is a deficient number, since it is larger than the sum of its proper divisors (73229115790).

135235103642 is a wasteful number, since it uses less digits than its factorization.

135235103642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269393.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 135235103642 in words is "one hundred thirty-five billion, two hundred thirty-five million, one hundred three thousand, six hundred forty-two".