38903 has 2 divisors, whose sum is σ = 38904. Its totient is φ = 38902.

The previous prime is 38891. The next prime is 38917. The reversal of 38903 is 30983.

It is a weak prime.

It is an emirp because it is prime and its reverse (30983) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38903 - 2⁶ = 38839 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19451 + 19452.

It is an arithmetic number, because the mean of its divisors is an integer number (19452).

2³⁸⁹⁰³ is an apocalyptic number.

38903 is a deficient number, since it is larger than the sum of its proper divisors (1).

38903 is an equidigital number, since it uses as much as digits as its factorization.

38903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 38903 is about 197.2384343884. The cubic root of 38903 is about 33.8839759169.

The spelling of 38903 in words is "thirty-eight thousand, nine hundred three".