5571873493 has 2 divisors, whose sum is σ = 5571873494. Its totient is φ = 5571873492.

The previous prime is 5571873467. The next prime is 5571873511. The reversal of 5571873493 is 3943781755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3944719249 + 1627154244 = 62807^2 + 40338^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5571873493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5571873493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5571873793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785936746 + 2785936747.

It is an arithmetic number, because the mean of its divisors is an integer number (2785936747).

Almost surely, 2^5571873493 is an apocalyptic number.

It is an amenable number.

5571873493 is a deficient number, since it is larger than the sum of its proper divisors (1).

5571873493 is an equidigital number, since it uses as much as digits as its factorization.

5571873493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 52.

The square root of 5571873493 is about 74644.9830397194. The cubic root of 5571873493 is about 1772.8299599180.

The spelling of 5571873493 in words is "five billion, five hundred seventy-one million, eight hundred seventy-three thousand, four hundred ninety-three".