12023419 has 2 divisors, whose sum is σ = 12023420. Its totient is φ = 12023418.

The previous prime is 12023393. The next prime is 12023461. The reversal of 12023419 is 91432021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12023419 - 2⁵ = 12023387 is a prime.

It is a super-2 number, since 2×12023419² = 289125208899122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12023419.

It is not a weakly prime, because it can be changed into another prime (12023489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011709 + 6011710.

It is an arithmetic number, because the mean of its divisors is an integer number (6011710).

Almost surely, 2^12023419 is an apocalyptic number.

12023419 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023419 is an equidigital number, since it uses as much as digits as its factorization.

12023419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 12023419 is about 3467.4802090279. The cubic root of 12023419 is about 229.0916854126.

The spelling of 12023419 in words is "twelve million, twenty-three thousand, four hundred nineteen".