423042341 has 2 divisors, whose sum is σ = 423042342. Its totient is φ = 423042340.

The previous prime is 423042329. The next prime is 423042377. The reversal of 423042341 is 143240324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405861316 + 17181025 = 20146^2 + 4145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423042341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423042311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211521170 + 211521171.

It is an arithmetic number, because the mean of its divisors is an integer number (211521171).

Almost surely, 2^423042341 is an apocalyptic number.

It is an amenable number.

423042341 is a deficient number, since it is larger than the sum of its proper divisors (1).

423042341 is an equidigital number, since it uses as much as digits as its factorization.

423042341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 423042341 is about 20567.9931203800. The cubic root of 423042341 is about 750.6911205705.

Adding to 423042341 its reverse (143240324), we get a palindrome (566282665).

The spelling of 423042341 in words is "four hundred twenty-three million, forty-two thousand, three hundred forty-one".