5116197397 has 4 divisors (see below), whose sum is σ = 5128956396. Its totient is φ = 5103438400.

The previous prime is 5116197389. The next prime is 5116197407. The reversal of 5116197397 is 7937916115.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7937916115 = 5 ⋅1587583223.

It can be written as a sum of positive squares in 2 ways, for example, as 4989161956 + 127035441 = 70634^2 + 11271^2 .

It is a cyclic number.

It is not a de Polignac number, because 5116197397 - 2³ = 5116197389 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5116197397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5116197367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6378898 + ... + 6379699.

It is an arithmetic number, because the mean of its divisors is an integer number (1282239099).

Almost surely, 2^5116197397 is an apocalyptic number.

It is an amenable number.

5116197397 is a deficient number, since it is larger than the sum of its proper divisors (12758999).

5116197397 is a wasteful number, since it uses less digits than its factorization.

5116197397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12758998.

The product of its digits is 357210, while the sum is 49.

The square root of 5116197397 is about 71527.5988482767. The cubic root of 5116197397 is about 1723.1209557327.

The spelling of 5116197397 in words is "five billion, one hundred sixteen million, one hundred ninety-seven thousand, three hundred ninety-seven".