4312231349 has 2 divisors, whose sum is σ = 4312231350. Its totient is φ = 4312231348.

The previous prime is 4312231331. The next prime is 4312231369. The reversal of 4312231349 is 9431322134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3327213124 + 985018225 = 57682^2 + 31385^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312231349 - 2¹² = 4312227253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4312231369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156115674 + 2156115675.

It is an arithmetic number, because the mean of its divisors is an integer number (2156115675).

Almost surely, 2^4312231349 is an apocalyptic number.

It is an amenable number.

4312231349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312231349 is an equidigital number, since it uses as much as digits as its factorization.

4312231349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 32.

The square root of 4312231349 is about 65667.5821772052. The cubic root of 4312231349 is about 1627.6737173534.

The spelling of 4312231349 in words is "four billion, three hundred twelve million, two hundred thirty-one thousand, three hundred forty-nine".