38544971 has 2 divisors, whose sum is σ = 38544972. Its totient is φ = 38544970.

The previous prime is 38544943. The next prime is 38544991. The reversal of 38544971 is 17944583.

It is a strong prime.

It is an emirp because it is prime and its reverse (17944583) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38544971 is a prime.

It is not a weakly prime, because it can be changed into another prime (38544911) 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, 19272485 + 19272486.

It is an arithmetic number, because the mean of its divisors is an integer number (19272486).

Almost surely, 2^38544971 is an apocalyptic number.

38544971 is a deficient number, since it is larger than the sum of its proper divisors (1).

38544971 is an equidigital number, since it uses as much as digits as its factorization.

38544971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 38544971 is about 6208.4596318250. The cubic root of 38544971 is about 337.7970929493.

The spelling of 38544971 in words is "thirty-eight million, five hundred forty-four thousand, nine hundred seventy-one".