423301271 has 2 divisors, whose sum is σ = 423301272. Its totient is φ = 423301270.

The previous prime is 423301259. The next prime is 423301273. The reversal of 423301271 is 172103324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423301271 is a prime.

It is a Sophie Germain prime.

Together with 423301273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423301273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211650635 + 211650636.

It is an arithmetic number, because the mean of its divisors is an integer number (211650636).

Almost surely, 2^423301271 is an apocalyptic number.

423301271 is a deficient number, since it is larger than the sum of its proper divisors (1).

423301271 is an equidigital number, since it uses as much as digits as its factorization.

423301271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 423301271 is about 20574.2866461999. The cubic root of 423301271 is about 750.8442469359.

Adding to 423301271 its reverse (172103324), we get a palindrome (595404595).

The spelling of 423301271 in words is "four hundred twenty-three million, three hundred one thousand, two hundred seventy-one".