244314431 has 2 divisors, whose sum is σ = 244314432. Its totient is φ = 244314430.

The previous prime is 244314377. The next prime is 244314443. The reversal of 244314431 is 134413442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244314431 is a prime.

It is a super-2 number, since 2×244314431² = 119379082389707522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244314431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244314461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122157215 + 122157216.

It is an arithmetic number, because the mean of its divisors is an integer number (122157216).

Almost surely, 2^244314431 is an apocalyptic number.

244314431 is a deficient number, since it is larger than the sum of its proper divisors (1).

244314431 is an equidigital number, since it uses as much as digits as its factorization.

244314431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 26.

The square root of 244314431 is about 15630.5608024792. The cubic root of 244314431 is about 625.1482792718.

Adding to 244314431 its reverse (134413442), we get a palindrome (378727873).

The spelling of 244314431 in words is "two hundred forty-four million, three hundred fourteen thousand, four hundred thirty-one".