13808783 has 2 divisors, whose sum is σ = 13808784. Its totient is φ = 13808782.

The previous prime is 13808761. The next prime is 13808791. The reversal of 13808783 is 38780831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13808783 - 2⁸ = 13808527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13898783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6904391 + 6904392.

It is an arithmetic number, because the mean of its divisors is an integer number (6904392).

Almost surely, 2^13808783 is an apocalyptic number.

13808783 is a deficient number, since it is larger than the sum of its proper divisors (1).

13808783 is an equidigital number, since it uses as much as digits as its factorization.

13808783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 13808783 is about 3716.0170882277. The cubic root of 13808783 is about 239.9119063260.

The spelling of 13808783 in words is "thirteen million, eight hundred eight thousand, seven hundred eighty-three".