2431440223 has 2 divisors, whose sum is σ = 2431440224. Its totient is φ = 2431440222.

The previous prime is 2431440211. The next prime is 2431440233. The reversal of 2431440223 is 3220441342.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2431440223 - 2⁵ = 2431440191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2431440233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215720111 + 1215720112.

It is an arithmetic number, because the mean of its divisors is an integer number (1215720112).

Almost surely, 2^2431440223 is an apocalyptic number.

2431440223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431440223 is an equidigital number, since it uses as much as digits as its factorization.

2431440223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2431440223 is about 49309.6362083518. The cubic root of 2431440223 is about 1344.6869773623.

Adding to 2431440223 its reverse (3220441342), we get a palindrome (5651881565).

The spelling of 2431440223 in words is "two billion, four hundred thirty-one million, four hundred forty thousand, two hundred twenty-three".