38900003 has 2 divisors, whose sum is σ = 38900004. Its totient is φ = 38900002.

The previous prime is 38899981. The next prime is 38900027. The reversal of 38900003 is 30000983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38900003 - 2⁸ = 38899747 is a prime.

It is not a weakly prime, because it can be changed into another prime (38900033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19450001 + 19450002.

It is an arithmetic number, because the mean of its divisors is an integer number (19450002).

Almost surely, 2^38900003 is an apocalyptic number.

38900003 is a deficient number, since it is larger than the sum of its proper divisors (1).

38900003 is an equidigital number, since it uses as much as digits as its factorization.

38900003 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 38900003 is about 6236.9866923058. The cubic root of 38900003 is about 338.8310577938.

Adding to 38900003 its reverse (30000983), we get a palindrome (68900986).

The spelling of 38900003 in words is "thirty-eight million, nine hundred thousand, three".