3013643 has 2 divisors, whose sum is σ = 3013644. Its totient is φ = 3013642.

The previous prime is 3013639. The next prime is 3013663. The reversal of 3013643 is 3463103.

It is an a-pointer prime, because the next prime (3013663) can be obtained adding 3013643 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3013643 - 2² = 3013639 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3013663) 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, 1506821 + 1506822.

It is an arithmetic number, because the mean of its divisors is an integer number (1506822).

Almost surely, 2^3013643 is an apocalyptic number.

3013643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3013643 is an equidigital number, since it uses as much as digits as its factorization.

3013643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3013643 is about 1735.9847349559. The cubic root of 3013643 is about 144.4432554581.

Adding to 3013643 its reverse (3463103), we get a palindrome (6476746).

The spelling of 3013643 in words is "three million, thirteen thousand, six hundred forty-three".