4023045431 has 2 divisors, whose sum is σ = 4023045432. Its totient is φ = 4023045430.

The previous prime is 4023045413. The next prime is 4023045457. The reversal of 4023045431 is 1345403204.

Together with previous prime (4023045413) it forms an Ormiston pair, because they use the same digits, order apart.

It is an a-pointer prime, because the next prime (4023045457) can be obtained adding 4023045431 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4023045431 is a prime.

It is a super-2 number, since 2×4023045431² = 32369789079779951522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4023045431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4023045031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011522715 + 2011522716.

It is an arithmetic number, because the mean of its divisors is an integer number (2011522716).

Almost surely, 2^4023045431 is an apocalyptic number.

4023045431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023045431 is an equidigital number, since it uses as much as digits as its factorization.

4023045431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 4023045431 is about 63427.4816700143. The cubic root of 4023045431 is about 1590.4437445322.

Adding to 4023045431 its reverse (1345403204), we get a palindrome (5368448635).

The spelling of 4023045431 in words is "four billion, twenty-three million, forty-five thousand, four hundred thirty-one".