5705221831 has 2 divisors, whose sum is σ = 5705221832. Its totient is φ = 5705221830.

The previous prime is 5705221817. The next prime is 5705221877. The reversal of 5705221831 is 1381225075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5705221831 - 2¹³ = 5705213639 is a prime.

It is a super-2 number, since 2×5705221831² = 65099112281837985122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5705221891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2852610915 + 2852610916.

It is an arithmetic number, because the mean of its divisors is an integer number (2852610916).

Almost surely, 2^5705221831 is an apocalyptic number.

5705221831 is a deficient number, since it is larger than the sum of its proper divisors (1).

5705221831 is an equidigital number, since it uses as much as digits as its factorization.

5705221831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 5705221831 is about 75532.9188566151. The cubic root of 5705221831 is about 1786.8613089481.

The spelling of 5705221831 in words is "five billion, seven hundred five million, two hundred twenty-one thousand, eight hundred thirty-one".