5115161197 has 2 divisors, whose sum is σ = 5115161198. Its totient is φ = 5115161196.

The previous prime is 5115161167. The next prime is 5115161203. The reversal of 5115161197 is 7911615115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2975266116 + 2139895081 = 54546^2 + 46259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5115161197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5115161147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557580598 + 2557580599.

It is an arithmetic number, because the mean of its divisors is an integer number (2557580599).

Almost surely, 2^5115161197 is an apocalyptic number.

It is an amenable number.

5115161197 is a deficient number, since it is larger than the sum of its proper divisors (1).

5115161197 is an equidigital number, since it uses as much as digits as its factorization.

5115161197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9450, while the sum is 37.

The square root of 5115161197 is about 71520.3551235591. The cubic root of 5115161197 is about 1723.0046181256.

The spelling of 5115161197 in words is "five billion, one hundred fifteen million, one hundred sixty-one thousand, one hundred ninety-seven".