135975109435 has 48 divisors (see below), whose sum is σ = 180316539648. Its totient is φ = 98361046080.

The previous prime is 135975109429. The next prime is 135975109441. The reversal of 135975109435 is 534901579531.

It is an interprime number because it is at equal distance from previous prime (135975109429) and next prime (135975109441).

It is not a de Polignac number, because 135975109435 - 2²⁷ = 135840891707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 165218434 + ... + 165219256.

It is an arithmetic number, because the mean of its divisors is an integer number (3756594576).

Almost surely, 2^135975109435 is an apocalyptic number.

135975109435 is a deficient number, since it is larger than the sum of its proper divisors (44341430213).

135975109435 is a wasteful number, since it uses less digits than its factorization.

135975109435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984 (or 1973 counting only the distinct ones).

The product of its (nonzero) digits is 2551500, while the sum is 52.

The spelling of 135975109435 in words is "one hundred thirty-five billion, nine hundred seventy-five million, one hundred nine thousand, four hundred thirty-five".