12670519 has 2 divisors, whose sum is σ = 12670520. Its totient is φ = 12670518.

The previous prime is 12670507. The next prime is 12670547. The reversal of 12670519 is 91507621.

12670519 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 an emirp because it is prime and its reverse (91507621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12670519 - 2²³ = 4281911 is a prime.

It is a super-2 number, since 2×12670519² = 321084103458722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12670319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6335259 + 6335260.

It is an arithmetic number, because the mean of its divisors is an integer number (6335260).

Almost surely, 2^12670519 is an apocalyptic number.

12670519 is a deficient number, since it is larger than the sum of its proper divisors (1).

12670519 is an equidigital number, since it uses as much as digits as its factorization.

12670519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 12670519 is about 3559.5672489784. The cubic root of 12670519 is about 233.1299845120.

The spelling of 12670519 in words is "twelve million, six hundred seventy thousand, five hundred nineteen".