423340432297 has 2 divisors, whose sum is σ = 423340432298. Its totient is φ = 423340432296.

The previous prime is 423340432283. The next prime is 423340432321. The reversal of 423340432297 is 792234043324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354704816041 + 68635616256 = 595571^2 + 261984^2 .

It is a cyclic number.

It is not a de Polignac number, because 423340432297 - 2⁷ = 423340432169 is a prime.

It is not a weakly prime, because it can be changed into another prime (423340432237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211670216148 + 211670216149.

It is an arithmetic number, because the mean of its divisors is an integer number (211670216149).

Almost surely, 2^423340432297 is an apocalyptic number.

It is an amenable number.

423340432297 is a deficient number, since it is larger than the sum of its proper divisors (1).

423340432297 is an equidigital number, since it uses as much as digits as its factorization.

423340432297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 43.

The spelling of 423340432297 in words is "four hundred twenty-three billion, three hundred forty million, four hundred thirty-two thousand, two hundred ninety-seven".