423915094039 has 2 divisors, whose sum is σ = 423915094040. Its totient is φ = 423915094038.

The previous prime is 423915094033. The next prime is 423915094093. The reversal of 423915094039 is 930490519324.

Together with next prime (423915094093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423915094039 - 2³¹ = 421767610391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423915093983 and 423915094001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423915094033) 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, 211957547019 + 211957547020.

It is an arithmetic number, because the mean of its divisors is an integer number (211957547020).

Almost surely, 2^423915094039 is an apocalyptic number.

423915094039 is a deficient number, since it is larger than the sum of its proper divisors (1).

423915094039 is an equidigital number, since it uses as much as digits as its factorization.

423915094039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The spelling of 423915094039 in words is "four hundred twenty-three billion, nine hundred fifteen million, ninety-four thousand, thirty-nine".