5091797 has 2 divisors, whose sum is σ = 5091798. Its totient is φ = 5091796.

The previous prime is 5091769. The next prime is 5091803. The reversal of 5091797 is 7971905.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4301476 + 790321 = 2074^2 + 889^2 .

It is a cyclic number.

It is not a de Polignac number, because 5091797 - 2¹⁰ = 5090773 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5091797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5091707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2545898 + 2545899.

It is an arithmetic number, because the mean of its divisors is an integer number (2545899).

Almost surely, 2^5091797 is an apocalyptic number.

It is an amenable number.

5091797 is a deficient number, since it is larger than the sum of its proper divisors (1).

5091797 is an equidigital number, since it uses as much as digits as its factorization.

5091797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19845, while the sum is 38.

The square root of 5091797 is about 2256.5010525147. The cubic root of 5091797 is about 172.0377260856.

The spelling of 5091797 in words is "five million, ninety-one thousand, seven hundred ninety-seven".