1244232419 has 2 divisors, whose sum is σ = 1244232420. Its totient is φ = 1244232418.

The previous prime is 1244232389. The next prime is 1244232421. The reversal of 1244232419 is 9142324421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1244232419 - 2⁸ = 1244232163 is a prime.

It is a super-2 number, since 2×1244232419² = 3096228624981183122, which contains 22 as substring.

Together with 1244232421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1244232469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622116209 + 622116210.

It is an arithmetic number, because the mean of its divisors is an integer number (622116210).

Almost surely, 2^1244232419 is an apocalyptic number.

1244232419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244232419 is an equidigital number, since it uses as much as digits as its factorization.

1244232419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 32.

The square root of 1244232419 is about 35273.6788413117. The cubic root of 1244232419 is about 1075.5580067505.

The spelling of 1244232419 in words is "one billion, two hundred forty-four million, two hundred thirty-two thousand, four hundred nineteen".