123313255343251 has 8 divisors (see below), whose sum is σ = 124026394574880. Its totient is φ = 122600120087232.

The previous prime is 123313255343189. The next prime is 123313255343273. The reversal of 123313255343251 is 152343552313321.

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

It is a cyclic number.

It is not a de Polignac number, because 123313255343251 - 2²³ = 123313246954643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123313255343198 and 123313255343207.

It is not an unprimeable number, because it can be changed into a prime (123313255643251) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 80469466 + ... + 81987568.

It is an arithmetic number, because the mean of its divisors is an integer number (15503299321860).

Almost surely, 2^{123313255343251} is an apocalyptic number.

123313255343251 is a deficient number, since it is larger than the sum of its proper divisors (713139231629).

123313255343251 is a wasteful number, since it uses less digits than its factorization.

123313255343251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1987805.

The product of its digits is 972000, while the sum is 43.

The spelling of 123313255343251 in words is "one hundred twenty-three trillion, three hundred thirteen billion, two hundred fifty-five million, three hundred forty-three thousand, two hundred fifty-one".