3136643 has 2 divisors, whose sum is σ = 3136644. Its totient is φ = 3136642.

The previous prime is 3136633. The next prime is 3136649. The reversal of 3136643 is 3466313.

It is a strong prime.

It is an emirp because it is prime and its reverse (3466313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3136643 - 2¹⁸ = 2874499 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3136649) 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, 1568321 + 1568322.

It is an arithmetic number, because the mean of its divisors is an integer number (1568322).

Almost surely, 2^3136643 is an apocalyptic number.

3136643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3136643 is an equidigital number, since it uses as much as digits as its factorization.

3136643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 26.

The square root of 3136643 is about 1771.0570290084. The cubic root of 3136643 is about 146.3822316865.

The spelling of 3136643 in words is "three million, one hundred thirty-six thousand, six hundred forty-three".