12403140605 has 8 divisors (see below), whose sum is σ = 14886351072. Its totient is φ = 9920790928.

The previous prime is 12403140599. The next prime is 12403140611. The reversal of 12403140605 is 50604130421.

It is an interprime number because it is at equal distance from previous prime (12403140599) and next prime (12403140611).

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 12403140605 - 2⁸ = 12403140349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183059 + ... + 241488.

It is an arithmetic number, because the mean of its divisors is an integer number (1860793884).

Almost surely, 2^12403140605 is an apocalyptic number.

It is an amenable number.

12403140605 is a deficient number, since it is larger than the sum of its proper divisors (2483210467).

12403140605 is an equidigital number, since it uses as much as digits as its factorization.

12403140605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430395.

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 12403140605 in words is "twelve billion, four hundred three million, one hundred forty thousand, six hundred five".