123440464305103 has 8 divisors (see below), whose sum is σ = 134662429152720. Its totient is φ = 112218516866880.

The previous prime is 123440464305097. The next prime is 123440464305113. The reversal of 123440464305103 is 301503464044321.

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

It is a cyclic number.

It is not a de Polignac number, because 123440464305103 - 2¹³ = 123440464296911 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 (123440464305113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13744851 + ... + 20875867.

It is an arithmetic number, because the mean of its divisors is an integer number (16832803644090).

Almost surely, 2^{123440464305103} is an apocalyptic number.

123440464305103 is a deficient number, since it is larger than the sum of its proper divisors (11221964847617).

123440464305103 is a wasteful number, since it uses less digits than its factorization.

123440464305103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8704697.

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 123440464305103 in words is "one hundred twenty-three trillion, four hundred forty billion, four hundred sixty-four million, three hundred five thousand, one hundred three".