2291587079017 has 2 divisors, whose sum is σ = 2291587079018. Its totient is φ = 2291587079016.

The previous prime is 2291587078973. The next prime is 2291587079059. The reversal of 2291587079017 is 7109707851922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1313646068736 + 977941010281 = 1146144^2 + 988909^2 .

It is a cyclic number.

It is not a de Polignac number, because 2291587079017 - 2³¹ = 2289439595369 is a prime.

It is not a weakly prime, because it can be changed into another prime (2291587059017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145793539508 + 1145793539509.

It is an arithmetic number, because the mean of its divisors is an integer number (1145793539509).

Almost surely, 2^{2291587079017} is an apocalyptic number.

It is an amenable number.

2291587079017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2291587079017 is an equidigital number, since it uses as much as digits as its factorization.

2291587079017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4445280, while the sum is 58.

The spelling of 2291587079017 in words is "two trillion, two hundred ninety-one billion, five hundred eighty-seven million, seventy-nine thousand, seventeen".