244371613 has 2 divisors, whose sum is σ = 244371614. Its totient is φ = 244371612.

The previous prime is 244371607. The next prime is 244371689. The reversal of 244371613 is 316173442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135419769 + 108951844 = 11637^2 + 10438^2 .

It is a cyclic number.

It is not a de Polignac number, because 244371613 - 2⁵ = 244371581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244372613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122185806 + 122185807.

It is an arithmetic number, because the mean of its divisors is an integer number (122185807).

Almost surely, 2^244371613 is an apocalyptic number.

It is an amenable number.

244371613 is a deficient number, since it is larger than the sum of its proper divisors (1).

244371613 is an equidigital number, since it uses as much as digits as its factorization.

244371613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 244371613 is about 15632.3898684750. The cubic root of 244371613 is about 625.1970476290.

The spelling of 244371613 in words is "two hundred forty-four million, three hundred seventy-one thousand, six hundred thirteen".