423140441117 has 2 divisors, whose sum is σ = 423140441118. Its totient is φ = 423140441116.

The previous prime is 423140441047. The next prime is 423140441159. The reversal of 423140441117 is 711144041324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418336010521 + 4804430596 = 646789^2 + 69314^2 .

It is a cyclic number.

It is not a de Polignac number, because 423140441117 - 2¹² = 423140437021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423140441917) 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, 211570220558 + 211570220559.

It is an arithmetic number, because the mean of its divisors is an integer number (211570220559).

Almost surely, 2^423140441117 is an apocalyptic number.

It is an amenable number.

423140441117 is a deficient number, since it is larger than the sum of its proper divisors (1).

423140441117 is an equidigital number, since it uses as much as digits as its factorization.

423140441117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 423140441117 in words is "four hundred twenty-three billion, one hundred forty million, four hundred forty-one thousand, one hundred seventeen".