3318143 has 2 divisors, whose sum is σ = 3318144. Its totient is φ = 3318142.

The previous prime is 3318137. The next prime is 3318149. The reversal of 3318143 is 3418133.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (3318137) and next prime (3318149).

It is an emirp because it is prime and its reverse (3418133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3318143 - 2⁸ = 3317887 is a prime.

It is a super-2 number, since 2×3318143² = 22020145936898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3318149) 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, 1659071 + 1659072.

It is an arithmetic number, because the mean of its divisors is an integer number (1659072).

Almost surely, 2^3318143 is an apocalyptic number.

3318143 is a deficient number, since it is larger than the sum of its proper divisors (1).

3318143 is an equidigital number, since it uses as much as digits as its factorization.

3318143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 3318143 is about 1821.5770639751. The cubic root of 3318143 is about 149.1528992145.

It can be divided in two parts, 3318 and 143, that multiplied together give a palindrome (474474).

The spelling of 3318143 in words is "three million, three hundred eighteen thousand, one hundred forty-three".