38140903 has 2 divisors, whose sum is σ = 38140904. Its totient is φ = 38140902.

The previous prime is 38140873. The next prime is 38140909. The reversal of 38140903 is 30904183.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38140903 - 2¹⁷ = 38009831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38140909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19070451 + 19070452.

It is an arithmetic number, because the mean of its divisors is an integer number (19070452).

Almost surely, 2^38140903 is an apocalyptic number.

38140903 is a deficient number, since it is larger than the sum of its proper divisors (1).

38140903 is an equidigital number, since it uses as much as digits as its factorization.

38140903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 38140903 is about 6175.8321706471. The cubic root of 38140903 is about 336.6125653461.

The spelling of 38140903 in words is "thirty-eight million, one hundred forty thousand, nine hundred three".