5197536997 has 2 divisors, whose sum is σ = 5197536998. Its totient is φ = 5197536996.

The previous prime is 5197536991. The next prime is 5197537027. The reversal of 5197536997 is 7996357915.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3980852836 + 1216684161 = 63094^2 + 34881^2 .

It is a cyclic number.

It is not a de Polignac number, because 5197536997 - 2³ = 5197536989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5197536991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2598768498 + 2598768499.

It is an arithmetic number, because the mean of its divisors is an integer number (2598768499).

Almost surely, 2^5197536997 is an apocalyptic number.

It is an amenable number.

5197536997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5197536997 is an equidigital number, since it uses as much as digits as its factorization.

5197536997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16074450, while the sum is 61.

The square root of 5197536997 is about 72093.9456334580. The cubic root of 5197536997 is about 1732.2046354948.

The spelling of 5197536997 in words is "five billion, one hundred ninety-seven million, five hundred thirty-six thousand, nine hundred ninety-seven".