38812903 has 2 divisors, whose sum is σ = 38812904. Its totient is φ = 38812902.

The previous prime is 38812867. The next prime is 38812913. The reversal of 38812903 is 30921883.

38812903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38812903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38812913) 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, 19406451 + 19406452.

It is an arithmetic number, because the mean of its divisors is an integer number (19406452).

Almost surely, 2^38812903 is an apocalyptic number.

38812903 is a deficient number, since it is larger than the sum of its proper divisors (1).

38812903 is an equidigital number, since it uses as much as digits as its factorization.

38812903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 38812903 is about 6230.0002407705. Note that the first 3 decimals coincide. The cubic root of 38812903 is about 338.5779794994.

The spelling of 38812903 in words is "thirty-eight million, eight hundred twelve thousand, nine hundred three".