423171341 has 2 divisors, whose sum is σ = 423171342. Its totient is φ = 423171340.

The previous prime is 423171269. The next prime is 423171347. The reversal of 423171341 is 143171324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 243048100 + 180123241 = 15590^2 + 13421^2 .

It is a cyclic number.

It is not a de Polignac number, because 423171341 - 2¹⁴ = 423154957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423171341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423171347) 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, 211585670 + 211585671.

It is an arithmetic number, because the mean of its divisors is an integer number (211585671).

Almost surely, 2^423171341 is an apocalyptic number.

It is an amenable number.

423171341 is a deficient number, since it is larger than the sum of its proper divisors (1).

423171341 is an equidigital number, since it uses as much as digits as its factorization.

423171341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 423171341 is about 20571.1288217249. The cubic root of 423171341 is about 750.7674165687.

The spelling of 423171341 in words is "four hundred twenty-three million, one hundred seventy-one thousand, three hundred forty-one".