3440431223 has 2 divisors, whose sum is σ = 3440431224. Its totient is φ = 3440431222.

The previous prime is 3440431177. The next prime is 3440431271. The reversal of 3440431223 is 3221340443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3440431223 - 2¹² = 3440427127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3440431192 and 3440431201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3440430223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720215611 + 1720215612.

It is an arithmetic number, because the mean of its divisors is an integer number (1720215612).

Almost surely, 2^3440431223 is an apocalyptic number.

3440431223 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440431223 is an equidigital number, since it uses as much as digits as its factorization.

3440431223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 3440431223 is about 58655.1892248248. The cubic root of 3440431223 is about 1509.6315378035.

Adding to 3440431223 its reverse (3221340443), we get a palindrome (6661771666).

The spelling of 3440431223 in words is "three billion, four hundred forty million, four hundred thirty-one thousand, two hundred twenty-three".