123544032343103 has 8 divisors (see below), whose sum is σ = 124555772880672. Its totient is φ = 122535529376256.

The previous prime is 123544032343037. The next prime is 123544032343177. The reversal of 123544032343103 is 301343230445321.

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 123544032343103 - 2¹⁰ = 123544032342079 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 (123544032643103) 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, 809316050 + ... + 809468687.

It is an arithmetic number, because the mean of its divisors is an integer number (15569471610084).

Almost surely, 2^{123544032343103} is an apocalyptic number.

123544032343103 is a deficient number, since it is larger than the sum of its proper divisors (1011740537569).

123544032343103 is a wasteful number, since it uses less digits than its factorization.

123544032343103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618785361.

The product of its (nonzero) digits is 311040, while the sum is 38.

Adding to 123544032343103 its reverse (301343230445321), we get a palindrome (424887262788424).

The spelling of 123544032343103 in words is "one hundred twenty-three trillion, five hundred forty-four billion, thirty-two million, three hundred forty-three thousand, one hundred three".