12629479 has 2 divisors, whose sum is σ = 12629480. Its totient is φ = 12629478.

The previous prime is 12629447. The next prime is 12629483. The reversal of 12629479 is 97492621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12629479 - 2⁵ = 12629447 is a prime.

It is a super-2 number, since 2×12629479² = 319007479622882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12629879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6314739 + 6314740.

It is an arithmetic number, because the mean of its divisors is an integer number (6314740).

Almost surely, 2^12629479 is an apocalyptic number.

12629479 is a deficient number, since it is larger than the sum of its proper divisors (1).

12629479 is an equidigital number, since it uses as much as digits as its factorization.

12629479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 40.

The square root of 12629479 is about 3553.7978276768. The cubic root of 12629479 is about 232.8780084323.

The spelling of 12629479 in words is "twelve million, six hundred twenty-nine thousand, four hundred seventy-nine".