4312223989 has 2 divisors, whose sum is σ = 4312223990. Its totient is φ = 4312223988.

The previous prime is 4312223963. The next prime is 4312224019. The reversal of 4312223989 is 9893222134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3446864100 + 865359889 = 58710^2 + 29417^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312223989 - 2⁵ = 4312223957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4312223089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156111994 + 2156111995.

It is an arithmetic number, because the mean of its divisors is an integer number (2156111995).

Almost surely, 2^4312223989 is an apocalyptic number.

It is an amenable number.

4312223989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312223989 is an equidigital number, since it uses as much as digits as its factorization.

4312223989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 43.

The square root of 4312223989 is about 65667.5261373535. The cubic root of 4312223989 is about 1627.6727913297.

The spelling of 4312223989 in words is "four billion, three hundred twelve million, two hundred twenty-three thousand, nine hundred eighty-nine".