38805043 has 2 divisors, whose sum is σ = 38805044. Its totient is φ = 38805042.

The previous prime is 38805007. The next prime is 38805059. The reversal of 38805043 is 34050883.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38805043 - 2¹³ = 38796851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38804996 and 38805014.

It is not a weakly prime, because it can be changed into another prime (38805343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19402521 + 19402522.

It is an arithmetic number, because the mean of its divisors is an integer number (19402522).

Almost surely, 2^38805043 is an apocalyptic number.

38805043 is a deficient number, since it is larger than the sum of its proper divisors (1).

38805043 is an equidigital number, since it uses as much as digits as its factorization.

38805043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 38805043 is about 6229.3693902353. The cubic root of 38805043 is about 338.5551228170. Note that the first 3 decimals are identical.

The spelling of 38805043 in words is "thirty-eight million, eight hundred five thousand, forty-three".