12588309971 has 2 divisors, whose sum is σ = 12588309972. Its totient is φ = 12588309970.

The previous prime is 12588309953. The next prime is 12588309973. The reversal of 12588309971 is 17990388521.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12588309971 - 2³⁰ = 11514568147 is a prime.

Together with 12588309973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12588309973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6294154985 + 6294154986.

It is an arithmetic number, because the mean of its divisors is an integer number (6294154986).

Almost surely, 2^12588309971 is an apocalyptic number.

12588309971 is a deficient number, since it is larger than the sum of its proper divisors (1).

12588309971 is an equidigital number, since it uses as much as digits as its factorization.

12588309971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 53.

The spelling of 12588309971 in words is "twelve billion, five hundred eighty-eight million, three hundred nine thousand, nine hundred seventy-one".