19992683 has 2 divisors, whose sum is σ = 19992684. Its totient is φ = 19992682.

The previous prime is 19992659. The next prime is 19992701. The reversal of 19992683 is 38629991.

It is a strong prime.

It is an emirp because it is prime and its reverse (38629991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19992683 - 2²² = 15798379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (19992653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9996341 + 9996342.

It is an arithmetic number, because the mean of its divisors is an integer number (9996342).

Almost surely, 2^19992683 is an apocalyptic number.

19992683 is a deficient number, since it is larger than the sum of its proper divisors (1).

19992683 is an equidigital number, since it uses as much as digits as its factorization.

19992683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 209952, while the sum is 47.

The square root of 19992683 is about 4471.3178146940. The cubic root of 19992683 is about 271.4086552990.

The spelling of 19992683 in words is "nineteen million, nine hundred ninety-two thousand, six hundred eighty-three".