12389860859903 has 4 divisors (see below), whose sum is σ = 12653474920800. Its totient is φ = 12126246799008.

The previous prime is 12389860859897. The next prime is 12389860859941. The reversal of 12389860859903 is 30995806898321.

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

It is a cyclic number.

It is not a de Polignac number, because 12389860859903 - 2⁶ = 12389860859839 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 (12389860859303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131807030378 + ... + 131807030471.

It is an arithmetic number, because the mean of its divisors is an integer number (3163368730200).

Almost surely, 2^{12389860859903} is an apocalyptic number.

12389860859903 is a deficient number, since it is larger than the sum of its proper divisors (263614060897).

12389860859903 is an equidigital number, since it uses as much as digits as its factorization.

12389860859903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263614060896.

The product of its (nonzero) digits is 201553920, while the sum is 71.

The spelling of 12389860859903 in words is "twelve trillion, three hundred eighty-nine billion, eight hundred sixty million, eight hundred fifty-nine thousand, nine hundred three".