4066031 has 2 divisors, whose sum is σ = 4066032. Its totient is φ = 4066030.

The previous prime is 4066021. The next prime is 4066033. The reversal of 4066031 is 1306604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4066031 - 2¹⁰ = 4065007 is a prime.

It is a super-2 number, since 2×4066031² = 33065216185922, which contains 22 as substring.

Together with 4066033, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4065994 and 4066012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4066033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033015 + 2033016.

It is an arithmetic number, because the mean of its divisors is an integer number (2033016).

Almost surely, 2^4066031 is an apocalyptic number.

4066031 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066031 is an equidigital number, since it uses as much as digits as its factorization.

4066031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4066031 is about 2016.4401801194. The cubic root of 4066031 is about 159.6088230540.

It can be divided in two parts, 406603 and 1, that added together give a palindrome (406604).

The spelling of 4066031 in words is "four million, sixty-six thousand, thirty-one".