423130131253 has 2 divisors, whose sum is σ = 423130131254. Its totient is φ = 423130131252.

The previous prime is 423130131227. The next prime is 423130131317. The reversal of 423130131253 is 352131031324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 404518896324 + 18611234929 = 636018^2 + 136423^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423130131253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423130131353) 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, 211565065626 + 211565065627.

It is an arithmetic number, because the mean of its divisors is an integer number (211565065627).

Almost surely, 2^423130131253 is an apocalyptic number.

It is an amenable number.

423130131253 is a deficient number, since it is larger than the sum of its proper divisors (1).

423130131253 is an equidigital number, since it uses as much as digits as its factorization.

423130131253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 423130131253 its reverse (352131031324), we get a palindrome (775261162577).

The spelling of 423130131253 in words is "four hundred twenty-three billion, one hundred thirty million, one hundred thirty-one thousand, two hundred fifty-three".