3225143 has 2 divisors, whose sum is σ = 3225144. Its totient is φ = 3225142.

The previous prime is 3225139. The next prime is 3225149. The reversal of 3225143 is 3415223.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3225143 - 2² = 3225139 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3225149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1612571 + 1612572.

It is an arithmetic number, because the mean of its divisors is an integer number (1612572).

Almost surely, 2^3225143 is an apocalyptic number.

3225143 is a deficient number, since it is larger than the sum of its proper divisors (1).

3225143 is an equidigital number, since it uses as much as digits as its factorization.

3225143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 20.

The square root of 3225143 is about 1795.8683136578. The cubic root of 3225143 is about 147.7462018620.

The spelling of 3225143 in words is "three million, two hundred twenty-five thousand, one hundred forty-three".