123241505440541 has 4 divisors (see below), whose sum is σ = 126572356938972. Its totient is φ = 119910653942112.

The previous prime is 123241505440513. The next prime is 123241505440567. The reversal of 123241505440541 is 145044505142321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 69989604628441 + 53251900812100 = 8365979^2 + 7297390^2 .

It is a cyclic number.

It is not a de Polignac number, because 123241505440541 - 2¹⁰ = 123241505439517 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 (123241505442541) 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, 1665425749160 + ... + 1665425749233.

It is an arithmetic number, because the mean of its divisors is an integer number (31643089234743).

Almost surely, 2^{123241505440541} is an apocalyptic number.

It is an amenable number.

123241505440541 is a deficient number, since it is larger than the sum of its proper divisors (3330851498431).

123241505440541 is an equidigital number, since it uses as much as digits as its factorization.

123241505440541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330851498430.

The product of its (nonzero) digits is 384000, while the sum is 41.

The spelling of 123241505440541 in words is "one hundred twenty-three trillion, two hundred forty-one billion, five hundred five million, four hundred forty thousand, five hundred forty-one".