12352979 has 2 divisors, whose sum is σ = 12352980. Its totient is φ = 12352978.

The previous prime is 12352943. The next prime is 12352981. The reversal of 12352979 is 97925321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12352979 is a prime.

It is a Sophie Germain prime.

Together with 12352981, 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 (12352919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6176489 + 6176490.

It is an arithmetic number, because the mean of its divisors is an integer number (6176490).

Almost surely, 2^12352979 is an apocalyptic number.

12352979 is a deficient number, since it is larger than the sum of its proper divisors (1).

12352979 is an equidigital number, since it uses as much as digits as its factorization.

12352979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 38.

The square root of 12352979 is about 3514.6804975702. The cubic root of 12352979 is about 231.1659695665.

It can be divided in two parts, 12352 and 979, that added together give a palindrome (13331).

The spelling of 12352979 in words is "twelve million, three hundred fifty-two thousand, nine hundred seventy-nine".