12340103504 has 10 divisors (see below), whose sum is σ = 23908950570. Its totient is φ = 6170051744.

The previous prime is 12340103441. The next prime is 12340103513. The reversal of 12340103504 is 40530104321.

It can be written as a sum of positive squares in only one way, i.e., 9440065600 + 2900037904 = 97160^2 + 53852^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12340103504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385628219 + ... + 385628250.

It is an arithmetic number, because the mean of its divisors is an integer number (2390895057).

Almost surely, 2^12340103504 is an apocalyptic number.

It is an amenable number.

12340103504 is a deficient number, since it is larger than the sum of its proper divisors (11568847066).

12340103504 is an equidigital number, since it uses as much as digits as its factorization.

12340103504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771256477 (or 771256471 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 12340103504 its reverse (40530104321), we get a palindrome (52870207825).

The spelling of 12340103504 in words is "twelve billion, three hundred forty million, one hundred three thousand, five hundred four".