423003884791 has 2 divisors, whose sum is σ = 423003884792. Its totient is φ = 423003884790.

The previous prime is 423003884777. The next prime is 423003884813. The reversal of 423003884791 is 197488300324.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423003884791 - 2⁵ = 423003884759 is a prime.

It is a super-2 number, since 2×423003884791² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423003884291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211501942395 + 211501942396.

It is an arithmetic number, because the mean of its divisors is an integer number (211501942396).

Almost surely, 2^423003884791 is an apocalyptic number.

423003884791 is a deficient number, since it is larger than the sum of its proper divisors (1).

423003884791 is an equidigital number, since it uses as much as digits as its factorization.

423003884791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 423003884791 in words is "four hundred twenty-three billion, three million, eight hundred eighty-four thousand, seven hundred ninety-one".