135595427923 has 4 divisors (see below), whose sum is σ = 135596331328. Its totient is φ = 135594524520.

The previous prime is 135595427917. The next prime is 135595427927. The reversal of 135595427923 is 329724595531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 135595427923 - 2⁹ = 135595427411 is a prime.

It is a super-2 number, since 2×135595427923² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135595427927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166563 + ... + 546748.

It is an arithmetic number, because the mean of its divisors is an integer number (33899082832).

Almost surely, 2^135595427923 is an apocalyptic number.

135595427923 is a deficient number, since it is larger than the sum of its proper divisors (903405).

135595427923 is an equidigital number, since it uses as much as digits as its factorization.

135595427923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903404.

The product of its digits is 10206000, while the sum is 55.

The spelling of 135595427923 in words is "one hundred thirty-five billion, five hundred ninety-five million, four hundred twenty-seven thousand, nine hundred twenty-three".