4023420433 has 2 divisors, whose sum is σ = 4023420434. Its totient is φ = 4023420432.

The previous prime is 4023420377. The next prime is 4023420463. The reversal of 4023420433 is 3340243204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4020574464 + 2845969 = 63408^2 + 1687^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4023420433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4023420398 and 4023420407.

It is not a weakly prime, because it can be changed into another prime (4023420463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011710216 + 2011710217.

It is an arithmetic number, because the mean of its divisors is an integer number (2011710217).

Almost surely, 2^4023420433 is an apocalyptic number.

It is an amenable number.

4023420433 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023420433 is an equidigital number, since it uses as much as digits as its factorization.

4023420433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 4023420433 is about 63430.4377487654. The cubic root of 4023420433 is about 1590.4931599204.

Adding to 4023420433 its reverse (3340243204), we get a palindrome (7363663637).

The spelling of 4023420433 in words is "four billion, twenty-three million, four hundred twenty thousand, four hundred thirty-three".