423301397 has 2 divisors, whose sum is σ = 423301398. Its totient is φ = 423301396.

The previous prime is 423301379. The next prime is 423301427. The reversal of 423301397 is 793103324.

Together with previous prime (423301379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401641681 + 21659716 = 20041^2 + 4654^2 .

It is a cyclic number.

It is not a de Polignac number, because 423301397 - 2⁸ = 423301141 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423301337) 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, 211650698 + 211650699.

It is an arithmetic number, because the mean of its divisors is an integer number (211650699).

Almost surely, 2^423301397 is an apocalyptic number.

It is an amenable number.

423301397 is a deficient number, since it is larger than the sum of its proper divisors (1).

423301397 is an equidigital number, since it uses as much as digits as its factorization.

423301397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 423301397 is about 20574.2897082743. The cubic root of 423301397 is about 750.8443214347.

The spelling of 423301397 in words is "four hundred twenty-three million, three hundred one thousand, three hundred ninety-seven".