5170400197 has 2 divisors, whose sum is σ = 5170400198. Its totient is φ = 5170400196.

The previous prime is 5170400189. The next prime is 5170400201. The reversal of 5170400197 is 7910040715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3399589636 + 1770810561 = 58306^2 + 42081^2 .

It is a cyclic number.

It is not a de Polignac number, because 5170400197 - 2³ = 5170400189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5170400167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585200098 + 2585200099.

It is an arithmetic number, because the mean of its divisors is an integer number (2585200099).

Almost surely, 2^5170400197 is an apocalyptic number.

It is an amenable number.

5170400197 is a deficient number, since it is larger than the sum of its proper divisors (1).

5170400197 is an equidigital number, since it uses as much as digits as its factorization.

5170400197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 34.

The square root of 5170400197 is about 71905.4949012939. The cubic root of 5170400197 is about 1729.1847091175.

The spelling of 5170400197 in words is "five billion, one hundred seventy million, four hundred thousand, one hundred ninety-seven".