4223324031397 has 2 divisors, whose sum is σ = 4223324031398. Its totient is φ = 4223324031396.

The previous prime is 4223324031391. The next prime is 4223324031427. The reversal of 4223324031397 is 7931304233224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3628773544356 + 594550487041 = 1904934^2 + 771071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4223324031397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4223324031391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111662015698 + 2111662015699.

It is an arithmetic number, because the mean of its divisors is an integer number (2111662015699).

Almost surely, 2^{4223324031397} is an apocalyptic number.

It is an amenable number.

4223324031397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223324031397 is an equidigital number, since it uses as much as digits as its factorization.

4223324031397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 43.

The spelling of 4223324031397 in words is "four trillion, two hundred twenty-three billion, three hundred twenty-four million, thirty-one thousand, three hundred ninety-seven".