423411253 has 2 divisors, whose sum is σ = 423411254. Its totient is φ = 423411252.

The previous prime is 423411251. The next prime is 423411277. The reversal of 423411253 is 352114324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419717169 + 3694084 = 20487^2 + 1922^2 .

It is a cyclic number.

It is not a de Polignac number, because 423411253 - 2¹ = 423411251 is a prime.

Together with 423411251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423411251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211705626 + 211705627.

It is an arithmetic number, because the mean of its divisors is an integer number (211705627).

Almost surely, 2^423411253 is an apocalyptic number.

It is an amenable number.

423411253 is a deficient number, since it is larger than the sum of its proper divisors (1).

423411253 is an equidigital number, since it uses as much as digits as its factorization.

423411253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 423411253 is about 20576.9592748783. The cubic root of 423411253 is about 750.9092693417.

Adding to 423411253 its reverse (352114324), we get a palindrome (775525577).

The spelling of 423411253 in words is "four hundred twenty-three million, four hundred eleven thousand, two hundred fifty-three".