5197637 has 2 divisors, whose sum is σ = 5197638. Its totient is φ = 5197636.

The previous prime is 5197607. The next prime is 5197639. The reversal of 5197637 is 7367915.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2989441 + 2208196 = 1729^2 + 1486^2 .

It is a cyclic number.

It is not a de Polignac number, because 5197637 - 2⁶ = 5197573 is a prime.

Together with 5197639, it forms a pair of twin primes.

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 5197637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5197639) 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, 2598818 + 2598819.

It is an arithmetic number, because the mean of its divisors is an integer number (2598819).

Almost surely, 2^5197637 is an apocalyptic number.

It is an amenable number.

5197637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5197637 is an equidigital number, since it uses as much as digits as its factorization.

5197637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39690, while the sum is 38.

The square root of 5197637 is about 2279.8326692983. The cubic root of 5197637 is about 173.2215744895.

The spelling of 5197637 in words is "five million, one hundred ninety-seven thousand, six hundred thirty-seven".