12519379 has 2 divisors, whose sum is σ = 12519380. Its totient is φ = 12519378.

The previous prime is 12519349. The next prime is 12519389. The reversal of 12519379 is 97391521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12519379 - 2⁷ = 12519251 is a prime.

It is not a weakly prime, because it can be changed into another prime (12519349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6259689 + 6259690.

It is an arithmetic number, because the mean of its divisors is an integer number (6259690).

Almost surely, 2^12519379 is an apocalyptic number.

12519379 is a deficient number, since it is larger than the sum of its proper divisors (1).

12519379 is an equidigital number, since it uses as much as digits as its factorization.

12519379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17010, while the sum is 37.

The square root of 12519379 is about 3538.2734490144. The cubic root of 12519379 is about 232.1993122227.

The spelling of 12519379 in words is "twelve million, five hundred nineteen thousand, three hundred seventy-nine".