135074103793 has 4 divisors (see below), whose sum is σ = 139731831540. Its totient is φ = 130416376048.

The previous prime is 135074103779. The next prime is 135074103833. The reversal of 135074103793 is 397301470531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 397301470531 = 7 ⋅56757352933.

It can be written as a sum of positive squares in 2 ways, for example, as 81809156529 + 53264947264 = 286023^2 + 230792^2 .

It is a cyclic number.

It is not a de Polignac number, because 135074103793 - 2¹³ = 135074095601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135074103893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2328863830 + ... + 2328863887.

It is an arithmetic number, because the mean of its divisors is an integer number (34932957885).

Almost surely, 2^135074103793 is an apocalyptic number.

It is an amenable number.

135074103793 is a deficient number, since it is larger than the sum of its proper divisors (4657727747).

135074103793 is an equidigital number, since it uses as much as digits as its factorization.

135074103793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4657727746.

The product of its (nonzero) digits is 238140, while the sum is 43.

The spelling of 135074103793 in words is "one hundred thirty-five billion, seventy-four million, one hundred three thousand, seven hundred ninety-three".