423033030437 has 2 divisors, whose sum is σ = 423033030438. Its totient is φ = 423033030436.

The previous prime is 423033030389. The next prime is 423033030451. The reversal of 423033030437 is 734030330324.

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., 373093742596 + 49939287841 = 610814^2 + 223471^2 .

It is a cyclic number.

It is not a de Polignac number, because 423033030437 - 2¹² = 423033026341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423033039437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211516515218 + 211516515219.

It is an arithmetic number, because the mean of its divisors is an integer number (211516515219).

Almost surely, 2^423033030437 is an apocalyptic number.

It is an amenable number.

423033030437 is a deficient number, since it is larger than the sum of its proper divisors (1).

423033030437 is an equidigital number, since it uses as much as digits as its factorization.

423033030437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 32.

The spelling of 423033030437 in words is "four hundred twenty-three billion, thirty-three million, thirty thousand, four hundred thirty-seven".