3431143 has 2 divisors, whose sum is σ = 3431144. Its totient is φ = 3431142.

The previous prime is 3431123. The next prime is 3431147. The reversal of 3431143 is 3411343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3431143 - 2⁹ = 3430631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3431143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3431147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715571 + 1715572.

It is an arithmetic number, because the mean of its divisors is an integer number (1715572).

Almost surely, 2^3431143 is an apocalyptic number.

3431143 is a deficient number, since it is larger than the sum of its proper divisors (1).

3431143 is an equidigital number, since it uses as much as digits as its factorization.

3431143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 19.

The square root of 3431143 is about 1852.3344730367. The cubic root of 3431143 is about 150.8271782707.

Adding to 3431143 its reverse (3411343), we get a palindrome (6842486).

The spelling of 3431143 in words is "three million, four hundred thirty-one thousand, one hundred forty-three".