244291121 has 2 divisors, whose sum is σ = 244291122. Its totient is φ = 244291120.

The previous prime is 244291111. The next prime is 244291133. The reversal of 244291121 is 121192442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206640625 + 37650496 = 14375^2 + 6136^2 .

It is a cyclic number.

It is not a de Polignac number, because 244291121 - 2¹⁰ = 244290097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (244291111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122145560 + 122145561.

It is an arithmetic number, because the mean of its divisors is an integer number (122145561).

Almost surely, 2^244291121 is an apocalyptic number.

It is an amenable number.

244291121 is a deficient number, since it is larger than the sum of its proper divisors (1).

244291121 is an equidigital number, since it uses as much as digits as its factorization.

244291121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 26.

The square root of 244291121 is about 15629.8151300647. The cubic root of 244291121 is about 625.1283968743.

The spelling of 244291121 in words is "two hundred forty-four million, two hundred ninety-one thousand, one hundred twenty-one".