1313244123423 has 8 divisors (see below), whose sum is σ = 1853991703728. Its totient is φ = 823996312704.

The previous prime is 1313244123397. The next prime is 1313244123427. The reversal of 1313244123423 is 3243214423131.

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

It is not a de Polignac number, because 1313244123423 - 2⁵ = 1313244123391 is a prime.

It is a super-2 number, since 2×1313244123423² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313244123427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12874942336 + ... + 12874942437.

It is an arithmetic number, because the mean of its divisors is an integer number (231748962966).

Almost surely, 2^{1313244123423} is an apocalyptic number.

1313244123423 is a deficient number, since it is larger than the sum of its proper divisors (540747580305).

1313244123423 is a wasteful number, since it uses less digits than its factorization.

1313244123423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25749884793.

The product of its digits is 41472, while the sum is 33.

Adding to 1313244123423 its reverse (3243214423131), we get a palindrome (4556458546554).

The spelling of 1313244123423 in words is "one trillion, three hundred thirteen billion, two hundred forty-four million, one hundred twenty-three thousand, four hundred twenty-three".