38118263 has 2 divisors, whose sum is σ = 38118264. Its totient is φ = 38118262.

The previous prime is 38118259. The next prime is 38118293. The reversal of 38118263 is 36281183.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38118263 - 2² = 38118259 is a prime.

It is a Chen prime.

It is equal to p_2325794 and since 38118263 and 2325794 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38118203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19059131 + 19059132.

It is an arithmetic number, because the mean of its divisors is an integer number (19059132).

Almost surely, 2^38118263 is an apocalyptic number.

38118263 is a deficient number, since it is larger than the sum of its proper divisors (1).

38118263 is an equidigital number, since it uses as much as digits as its factorization.

38118263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 32.

The square root of 38118263 is about 6173.9989471978. The cubic root of 38118263 is about 336.5459490517.

The spelling of 38118263 in words is "thirty-eight million, one hundred eighteen thousand, two hundred sixty-three".