5197451671 has 2 divisors, whose sum is σ = 5197451672. Its totient is φ = 5197451670.

The previous prime is 5197451669. The next prime is 5197451689. The reversal of 5197451671 is 1761547915.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5197451671 - 2¹ = 5197451669 is a prime.

Together with 5197451669, 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 (5197451071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2598725835 + 2598725836.

It is an arithmetic number, because the mean of its divisors is an integer number (2598725836).

Almost surely, 2^5197451671 is an apocalyptic number.

5197451671 is a deficient number, since it is larger than the sum of its proper divisors (1).

5197451671 is an equidigital number, since it uses as much as digits as its factorization.

5197451671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 46.

The square root of 5197451671 is about 72093.3538615038. The cubic root of 5197451671 is about 1732.1951564600.

The spelling of 5197451671 in words is "five billion, one hundred ninety-seven million, four hundred fifty-one thousand, six hundred seventy-one".