38653117 has 2 divisors, whose sum is σ = 38653118. Its totient is φ = 38653116.

The previous prime is 38653103. The next prime is 38653127. The reversal of 38653117 is 71135683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23707161 + 14945956 = 4869^2 + 3866^2 .

It is an emirp because it is prime and its reverse (71135683) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38653117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38653127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19326558 + 19326559.

It is an arithmetic number, because the mean of its divisors is an integer number (19326559).

Almost surely, 2^38653117 is an apocalyptic number.

It is an amenable number.

38653117 is a deficient number, since it is larger than the sum of its proper divisors (1).

38653117 is an equidigital number, since it uses as much as digits as its factorization.

38653117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 38653117 is about 6217.1630990348. The cubic root of 38653117 is about 338.1127181451.

The spelling of 38653117 in words is "thirty-eight million, six hundred fifty-three thousand, one hundred seventeen".