12913541975 has 6 divisors (see below), whose sum is σ = 16012792080. Its totient is φ = 10330833560.

The previous prime is 12913541929. The next prime is 12913542007. The reversal of 12913541975 is 57914531921.

It is a happy number.

It is not a de Polignac number, because 12913541975 - 2⁶ = 12913541911 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 258270815 + ... + 258270864.

It is an arithmetic number, because the mean of its divisors is an integer number (2668798680).

Almost surely, 2^12913541975 is an apocalyptic number.

12913541975 is a deficient number, since it is larger than the sum of its proper divisors (3099250105).

12913541975 is an equidigital number, since it uses as much as digits as its factorization.

12913541975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516541689 (or 516541684 counting only the distinct ones).

The product of its digits is 340200, while the sum is 47.

The spelling of 12913541975 in words is "twelve billion, nine hundred thirteen million, five hundred forty-one thousand, nine hundred seventy-five".