5197451773 has 2 divisors, whose sum is σ = 5197451774. Its totient is φ = 5197451772.

The previous prime is 5197451771. The next prime is 5197451813. The reversal of 5197451773 is 3771547915.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5152655524 + 44796249 = 71782^2 + 6693^2 .

It is a cyclic number.

It is not a de Polignac number, because 5197451773 - 2¹ = 5197451771 is a prime.

Together with 5197451771, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5197451771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2598725886 + 2598725887.

It is an arithmetic number, because the mean of its divisors is an integer number (2598725887).

Almost surely, 2^5197451773 is an apocalyptic number.

It is an amenable number.

5197451773 is a deficient number, since it is larger than the sum of its proper divisors (1).

5197451773 is an equidigital number, since it uses as much as digits as its factorization.

5197451773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 926100, while the sum is 49.

The square root of 5197451773 is about 72093.3545689199. The cubic root of 5197451773 is about 1732.1951677915.

The spelling of 5197451773 in words is "five billion, one hundred ninety-seven million, four hundred fifty-one thousand, seven hundred seventy-three".