12313619 has 2 divisors, whose sum is σ = 12313620. Its totient is φ = 12313618.

The previous prime is 12313591. The next prime is 12313633. The reversal of 12313619 is 91631321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12313619 - 2⁸ = 12313363 is a prime.

It is a super-2 number, since 2×12313619² = 303250425754322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12313669) 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, 6156809 + 6156810.

It is an arithmetic number, because the mean of its divisors is an integer number (6156810).

Almost surely, 2^12313619 is an apocalyptic number.

12313619 is a deficient number, since it is larger than the sum of its proper divisors (1).

12313619 is an equidigital number, since it uses as much as digits as its factorization.

12313619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 26.

The square root of 12313619 is about 3509.0766591797. The cubic root of 12313619 is about 230.9201888159.

The spelling of 12313619 in words is "twelve million, three hundred thirteen thousand, six hundred nineteen".