5260005997 has 2 divisors, whose sum is σ = 5260005998. Its totient is φ = 5260005996.

The previous prime is 5260005983. The next prime is 5260006001. The reversal of 5260005997 is 7995000625.

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., 4655878756 + 604127241 = 68234^2 + 24579^2 .

It is a cyclic number.

It is not a de Polignac number, because 5260005997 - 2³¹ = 3112522349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5260005797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630002998 + 2630002999.

It is an arithmetic number, because the mean of its divisors is an integer number (2630002999).

Almost surely, 2^5260005997 is an apocalyptic number.

It is an amenable number.

5260005997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5260005997 is an equidigital number, since it uses as much as digits as its factorization.

5260005997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 5260005997 is about 72525.8988017384. The cubic root of 5260005997 is about 1739.1167840006.

The spelling of 5260005997 in words is "five billion, two hundred sixty million, five thousand, nine hundred ninety-seven".