12803783 has 2 divisors, whose sum is σ = 12803784. Its totient is φ = 12803782.

The previous prime is 12803779. The next prime is 12803789. The reversal of 12803783 is 38730821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12803783 - 2² = 12803779 is a prime.

It is a super-2 number, since 2×12803783² = 327873718222178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12803789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6401891 + 6401892.

It is an arithmetic number, because the mean of its divisors is an integer number (6401892).

Almost surely, 2^12803783 is an apocalyptic number.

12803783 is a deficient number, since it is larger than the sum of its proper divisors (1).

12803783 is an equidigital number, since it uses as much as digits as its factorization.

12803783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 12803783 is about 3578.2374152647. The cubic root of 12803783 is about 233.9444617019.

The spelling of 12803783 in words is "twelve million, eight hundred three thousand, seven hundred eighty-three".