38165423 has 2 divisors, whose sum is σ = 38165424. Its totient is φ = 38165422.

The previous prime is 38165399. The next prime is 38165437. The reversal of 38165423 is 32456183.

It is a strong prime.

It is an emirp because it is prime and its reverse (32456183) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38165423 - 2⁶ = 38165359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38165423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38165473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19082711 + 19082712.

It is an arithmetic number, because the mean of its divisors is an integer number (19082712).

Almost surely, 2^38165423 is an apocalyptic number.

38165423 is a deficient number, since it is larger than the sum of its proper divisors (1).

38165423 is an equidigital number, since it uses as much as digits as its factorization.

38165423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The square root of 38165423 is about 6177.8170092679. The cubic root of 38165423 is about 336.6846836528.

The spelling of 38165423 in words is "thirty-eight million, one hundred sixty-five thousand, four hundred twenty-three".