423333061 has 2 divisors, whose sum is σ = 423333062. Its totient is φ = 423333060.

The previous prime is 423333049. The next prime is 423333149. The reversal of 423333061 is 160333324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364580836 + 58752225 = 19094^2 + 7665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423333061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423333011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211666530 + 211666531.

It is an arithmetic number, because the mean of its divisors is an integer number (211666531).

Almost surely, 2^423333061 is an apocalyptic number.

It is an amenable number.

423333061 is a deficient number, since it is larger than the sum of its proper divisors (1).

423333061 is an equidigital number, since it uses as much as digits as its factorization.

423333061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 423333061 is about 20575.0591979707. The cubic root of 423333061 is about 750.8630426437.

Adding to 423333061 its reverse (160333324), we get a palindrome (583666385).

The spelling of 423333061 in words is "four hundred twenty-three million, three hundred thirty-three thousand, sixty-one".