5161797 has 12 divisors (see below), whose sum is σ = 7713420. Its totient is φ = 3322368.

The previous prime is 5161789. The next prime is 5161799. The reversal of 5161797 is 7971615.

It can be written as a sum of positive squares in 2 ways, for example, as 2556801 + 2604996 = 1599^2 + 1614^2 .

It is not a de Polignac number, because 5161797 - 2³ = 5161789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9628 + ... + 10149.

It is an arithmetic number, because the mean of its divisors is an integer number (642785).

Almost surely, 2^5161797 is an apocalyptic number.

It is an amenable number.

5161797 is a deficient number, since it is larger than the sum of its proper divisors (2551623).

5161797 is a wasteful number, since it uses less digits than its factorization.

5161797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19812 (or 19809 counting only the distinct ones).

The product of its digits is 13230, while the sum is 36.

The square root of 5161797 is about 2271.9588464583. The cubic root of 5161797 is about 172.8225094456.

The spelling of 5161797 in words is "five million, one hundred sixty-one thousand, seven hundred ninety-seven".