12049619 has 2 divisors, whose sum is σ = 12049620. Its totient is φ = 12049618.

The previous prime is 12049601. The next prime is 12049627. The reversal of 12049619 is 91694021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12049619 - 2¹⁶ = 11984083 is a prime.

It is a super-2 number, since 2×12049619² = 290386636090322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12049699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6024809 + 6024810.

It is an arithmetic number, because the mean of its divisors is an integer number (6024810).

Almost surely, 2^12049619 is an apocalyptic number.

12049619 is a deficient number, since it is larger than the sum of its proper divisors (1).

12049619 is an equidigital number, since it uses as much as digits as its factorization.

12049619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 12049619 is about 3471.2561127062. The cubic root of 12049619 is about 229.2579677783.

The spelling of 12049619 in words is "twelve million, forty-nine thousand, six hundred nineteen".