989200410311297 has 2 divisors, whose sum is σ = 989200410311298. Its totient is φ = 989200410311296.

The previous prime is 989200410311149. The next prime is 989200410311303. The reversal of 989200410311297 is 792113014002989.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 862683896133361 + 126516514177936 = 29371481^2 + 11247956^2 .

It is a cyclic number.

It is not a de Polignac number, because 989200410311297 - 2²⁰ = 989200409262721 is a prime.

It is a super-3 number, since 3×989200410311297³ (a number of 46 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (989200410314297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494600205155648 + 494600205155649.

It is an arithmetic number, because the mean of its divisors is an integer number (494600205155649).

Almost surely, 2^{989200410311297} is an apocalyptic number.

It is an amenable number.

989200410311297 is a deficient number, since it is larger than the sum of its proper divisors (1).

989200410311297 is an equidigital number, since it uses as much as digits as its factorization.

989200410311297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The spelling of 989200410311297 in words is "nine hundred eighty-nine trillion, two hundred billion, four hundred ten million, three hundred eleven thousand, two hundred ninety-seven".