213353747683 has 2 divisors, whose sum is σ = 213353747684. Its totient is φ = 213353747682.

The previous prime is 213353747671. The next prime is 213353747689. The reversal of 213353747683 is 386747353312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213353747683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213353747683.

It is not a weakly prime, because it can be changed into another prime (213353747689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106676873841 + 106676873842.

It is an arithmetic number, because the mean of its divisors is an integer number (106676873842).

Almost surely, 2^213353747683 is an apocalyptic number.

213353747683 is a deficient number, since it is larger than the sum of its proper divisors (1).

213353747683 is an equidigital number, since it uses as much as digits as its factorization.

213353747683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 52.

The spelling of 213353747683 in words is "two hundred thirteen billion, three hundred fifty-three million, seven hundred forty-seven thousand, six hundred eighty-three".