2149368017 has 2 divisors, whose sum is σ = 2149368018. Its totient is φ = 2149368016.

The previous prime is 2149367977. The next prime is 2149368037. The reversal of 2149368017 is 7108639412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1965060241 + 184307776 = 44329^2 + 13576^2 .

It is a cyclic number.

It is not a de Polignac number, because 2149368017 - 2¹⁰ = 2149366993 is a prime.

It is not a weakly prime, because it can be changed into another prime (2149368037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1074684008 + 1074684009.

It is an arithmetic number, because the mean of its divisors is an integer number (1074684009).

Almost surely, 2^2149368017 is an apocalyptic number.

It is an amenable number.

2149368017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2149368017 is an equidigital number, since it uses as much as digits as its factorization.

2149368017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 2149368017 is about 46361.2771286555. The cubic root of 2149368017 is about 1290.5364067308.

The spelling of 2149368017 in words is "two billion, one hundred forty-nine million, three hundred sixty-eight thousand, seventeen".