1244279 has 2 divisors, whose sum is σ = 1244280. Its totient is φ = 1244278.

The previous prime is 1244263. The next prime is 1244293. The reversal of 1244279 is 9724421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1244279 - 2⁴ = 1244263 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622139 + 622140.

It is an arithmetic number, because the mean of its divisors is an integer number (622140).

2^1244279 is an apocalyptic number.

1244279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244279 is an equidigital number, since it uses as much as digits as its factorization.

1244279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 29.

The square root of 1244279 is about 1115.4725456057. The cubic root of 1244279 is about 107.5571428665.

It can be divided in two parts, 12442 and 79, that added together give a palindrome (12521).

The spelling of 1244279 in words is "one million, two hundred forty-four thousand, two hundred seventy-nine".