4451232223 has 2 divisors, whose sum is σ = 4451232224. Its totient is φ = 4451232222.

The previous prime is 4451232197. The next prime is 4451232257. The reversal of 4451232223 is 3222321544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4451232223 - 2⁹ = 4451231711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4451232191 and 4451232200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4451232263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2225616111 + 2225616112.

It is an arithmetic number, because the mean of its divisors is an integer number (2225616112).

Almost surely, 2^4451232223 is an apocalyptic number.

4451232223 is a deficient number, since it is larger than the sum of its proper divisors (1).

4451232223 is an equidigital number, since it uses as much as digits as its factorization.

4451232223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 28.

The square root of 4451232223 is about 66717.5555832196. Note that the first 4 decimals coincide. The cubic root of 4451232223 is about 1644.9779622143.

Adding to 4451232223 its reverse (3222321544), we get a palindrome (7673553767).

The spelling of 4451232223 in words is "four billion, four hundred fifty-one million, two hundred thirty-two thousand, two hundred twenty-three".