123314321454511 has 24 divisors (see below), whose sum is σ = 136055841247872. Its totient is φ = 111680873581200.

The previous prime is 123314321454509. The next prime is 123314321454517. The reversal of 123314321454511 is 115454123413321.

It is not a de Polignac number, because 123314321454511 - 2¹ = 123314321454509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123314321454517) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66329716 + ... + 68163478.

It is an arithmetic number, because the mean of its divisors is an integer number (5668993385328).

Almost surely, 2^{123314321454511} is an apocalyptic number.

123314321454511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123314321454511 is a deficient number, since it is larger than the sum of its proper divisors (12741519793361).

123314321454511 is a wasteful number, since it uses less digits than its factorization.

123314321454511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835883 (or 1835872 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

Adding to 123314321454511 its reverse (115454123413321), we get a palindrome (238768444867832).

The spelling of 123314321454511 in words is "one hundred twenty-three trillion, three hundred fourteen billion, three hundred twenty-one million, four hundred fifty-four thousand, five hundred eleven".