123040322115254 has 8 divisors (see below), whose sum is σ = 184560578335560. Its totient is φ = 61520129336736.

The previous prime is 123040322115239. The next prime is 123040322115259. The reversal of 123040322115254 is 452511223040321.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123040322115259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10672499 + ... + 18973214.

It is an arithmetic number, because the mean of its divisors is an integer number (23070072291945).

Almost surely, 2^{123040322115254} is an apocalyptic number.

123040322115254 is a deficient number, since it is larger than the sum of its proper divisors (61520256220306).

123040322115254 is a wasteful number, since it uses less digits than its factorization.

123040322115254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31720894.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 123040322115254 its reverse (452511223040321), we get a palindrome (575551545155575).

The spelling of 123040322115254 in words is "one hundred twenty-three trillion, forty billion, three hundred twenty-two million, one hundred fifteen thousand, two hundred fifty-four".