3368993687 has 2 divisors, whose sum is σ = 3368993688. Its totient is φ = 3368993686.

The previous prime is 3368993659. The next prime is 3368993723. The reversal of 3368993687 is 7863998633.

It is a weak prime.

It is an emirp because it is prime and its reverse (7863998633) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3368993687 - 2⁶ = 3368993623 is a prime.

It is a super-2 number, since 2×3368993687² = 22700236926091707938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3368993587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1684496843 + 1684496844.

It is an arithmetic number, because the mean of its divisors is an integer number (1684496844).

Almost surely, 2^3368993687 is an apocalyptic number.

3368993687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3368993687 is an equidigital number, since it uses as much as digits as its factorization.

3368993687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35271936, while the sum is 62.

The square root of 3368993687 is about 58043.0330616862. The cubic root of 3368993687 is about 1499.1096474713.

The spelling of 3368993687 in words is "three billion, three hundred sixty-eight million, nine hundred ninety-three thousand, six hundred eighty-seven".