38713771 has 2 divisors, whose sum is σ = 38713772. Its totient is φ = 38713770.

The previous prime is 38713769. The next prime is 38713793. The reversal of 38713771 is 17731783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38713771 - 2¹ = 38713769 is a prime.

Together with 38713769, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 38713771.

It is not a weakly prime, because it can be changed into another prime (38713721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19356885 + 19356886.

It is an arithmetic number, because the mean of its divisors is an integer number (19356886).

Almost surely, 2^38713771 is an apocalyptic number.

38713771 is a deficient number, since it is larger than the sum of its proper divisors (1).

38713771 is an equidigital number, since it uses as much as digits as its factorization.

38713771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24696, while the sum is 37.

The square root of 38713771 is about 6222.0391352032. The cubic root of 38713771 is about 338.2894798384.

The spelling of 38713771 in words is "thirty-eight million, seven hundred thirteen thousand, seven hundred seventy-one".