2257010443 has 2 divisors, whose sum is σ = 2257010444. Its totient is φ = 2257010442.

The previous prime is 2257010417. The next prime is 2257010477. The reversal of 2257010443 is 3440107522.

2257010443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2257010443 is a prime.

It is a super-2 number, since 2×2257010443² = 10188192279622112498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2257013443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128505221 + 1128505222.

It is an arithmetic number, because the mean of its divisors is an integer number (1128505222).

Almost surely, 2^2257010443 is an apocalyptic number.

2257010443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2257010443 is an equidigital number, since it uses as much as digits as its factorization.

2257010443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2257010443 is about 47508.0039888017. The cubic root of 2257010443 is about 1311.7302163396.

Adding to 2257010443 its reverse (3440107522), we get a palindrome (5697117965).

The spelling of 2257010443 in words is "two billion, two hundred fifty-seven million, ten thousand, four hundred forty-three".