123315252253343 has 4 divisors (see below), whose sum is σ = 123844502263248. Its totient is φ = 122786002243440.

The previous prime is 123315252253313. The next prime is 123315252253367. The reversal of 123315252253343 is 343352252513321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123315252253343 - 2²⁰ = 123315251204767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123315252253294 and 123315252253303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123315252253313) 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, 264625004603 + ... + 264625005068.

It is an arithmetic number, because the mean of its divisors is an integer number (30961125565812).

Almost surely, 2^{123315252253343} is an apocalyptic number.

123315252253343 is a deficient number, since it is larger than the sum of its proper divisors (529250009905).

123315252253343 is an equidigital number, since it uses as much as digits as its factorization.

123315252253343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529250009904.

The product of its digits is 1944000, while the sum is 44.

The spelling of 123315252253343 in words is "one hundred twenty-three trillion, three hundred fifteen billion, two hundred fifty-two million, two hundred fifty-three thousand, three hundred forty-three".