12983379403 has 4 divisors (see below), whose sum is σ = 12985109560. Its totient is φ = 12981649248.

The previous prime is 12983379391. The next prime is 12983379433. The reversal of 12983379403 is 30497338921.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12983379403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12983379433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 853773 + ... + 868846.

It is an arithmetic number, because the mean of its divisors is an integer number (3246277390).

Almost surely, 2^12983379403 is an apocalyptic number.

12983379403 is a deficient number, since it is larger than the sum of its proper divisors (1730157).

12983379403 is an equidigital number, since it uses as much as digits as its factorization.

12983379403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730156.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 12983379403 in words is "twelve billion, nine hundred eighty-three million, three hundred seventy-nine thousand, four hundred three".