12946519 has 2 divisors, whose sum is σ = 12946520. Its totient is φ = 12946518.

The previous prime is 12946517. The next prime is 12946603. The reversal of 12946519 is 91564921.

12946519 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12946519 - 2¹ = 12946517 is a prime.

It is a super-2 number, since 2×12946519² = 335224708434722, which contains 22 as substring.

Together with 12946517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12946517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6473259 + 6473260.

It is an arithmetic number, because the mean of its divisors is an integer number (6473260).

Almost surely, 2^12946519 is an apocalyptic number.

12946519 is a deficient number, since it is larger than the sum of its proper divisors (1).

12946519 is an equidigital number, since it uses as much as digits as its factorization.

12946519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 37.

The square root of 12946519 is about 3598.1271517277. The cubic root of 12946519 is about 234.8105852594.

The spelling of 12946519 in words is "twelve million, nine hundred forty-six thousand, five hundred nineteen".