19983063 has 4 divisors (see below), whose sum is σ = 26644088. Its totient is φ = 13322040.

The previous prime is 19983043. The next prime is 19983077. The reversal of 19983063 is 36038991.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 19983063 - 2¹² = 19978967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19983043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3330508 + ... + 3330513.

It is an arithmetic number, because the mean of its divisors is an integer number (6661022).

Almost surely, 2^19983063 is an apocalyptic number.

19983063 is a deficient number, since it is larger than the sum of its proper divisors (6661025).

19983063 is an equidigital number, since it uses as much as digits as its factorization.

19983063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6661024.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 19983063 is about 4470.2419397612. The cubic root of 19983063 is about 271.3651165345.

The spelling of 19983063 in words is "nineteen million, nine hundred eighty-three thousand, sixty-three".