2256603241 has 2 divisors, whose sum is σ = 2256603242. Its totient is φ = 2256603240.

The previous prime is 2256603221. The next prime is 2256603257. The reversal of 2256603241 is 1423066522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2244769641 + 11833600 = 47379^2 + 3440^2 .

It is a cyclic number.

It is not a de Polignac number, because 2256603241 - 2¹⁹ = 2256078953 is a prime.

It is a super-3 number, since 3×2256603241³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2256603221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128301620 + 1128301621.

It is an arithmetic number, because the mean of its divisors is an integer number (1128301621).

Almost surely, 2^2256603241 is an apocalyptic number.

It is an amenable number.

2256603241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256603241 is an equidigital number, since it uses as much as digits as its factorization.

2256603241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2256603241 is about 47503.7181807909. The cubic root of 2256603241 is about 1311.6513256556.

Adding to 2256603241 its reverse (1423066522), we get a palindrome (3679669763).

The spelling of 2256603241 in words is "two billion, two hundred fifty-six million, six hundred three thousand, two hundred forty-one".