244091513 has 2 divisors, whose sum is σ = 244091514. Its totient is φ = 244091512.

The previous prime is 244091501. The next prime is 244091527. The reversal of 244091513 is 315190442.

244091513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186377104 + 57714409 = 13652^2 + 7597^2 .

It is a cyclic number.

It is not a de Polignac number, because 244091513 - 2²⁰ = 243042937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (244091543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122045756 + 122045757.

It is an arithmetic number, because the mean of its divisors is an integer number (122045757).

Almost surely, 2^244091513 is an apocalyptic number.

It is an amenable number.

244091513 is a deficient number, since it is larger than the sum of its proper divisors (1).

244091513 is an equidigital number, since it uses as much as digits as its factorization.

244091513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 244091513 is about 15623.4283369560. The cubic root of 244091513 is about 624.9580882828.

The spelling of 244091513 in words is "two hundred forty-four million, ninety-one thousand, five hundred thirteen".