4023031 has 2 divisors, whose sum is σ = 4023032. Its totient is φ = 4023030.

The previous prime is 4023023. The next prime is 4023049. The reversal of 4023031 is 1303204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4023031 - 2³ = 4023023 is a prime.

It is a super-2 number, since 2×4023031² = 32369556853922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4023001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011515 + 2011516.

It is an arithmetic number, because the mean of its divisors is an integer number (2011516).

Almost surely, 2^4023031 is an apocalyptic number.

4023031 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023031 is an equidigital number, since it uses as much as digits as its factorization.

4023031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4023031 is about 2005.7494858531. The cubic root of 4023031 is about 159.0441842845.

Adding to 4023031 its reverse (1303204), we get a palindrome (5326235).

The spelling of 4023031 in words is "four million, twenty-three thousand, thirty-one".