1038694417 has 2 divisors, whose sum is σ = 1038694418. Its totient is φ = 1038694416.

The previous prime is 1038694379. The next prime is 1038694427. The reversal of 1038694417 is 7144968301.

1038694417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 811167361 + 227527056 = 28481^2 + 15084^2 .

It is a cyclic number.

It is not a de Polignac number, because 1038694417 - 2¹⁵ = 1038661649 is a prime.

It is not a weakly prime, because it can be changed into another prime (1038694427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519347208 + 519347209.

It is an arithmetic number, because the mean of its divisors is an integer number (519347209).

Almost surely, 2^1038694417 is an apocalyptic number.

It is an amenable number.

1038694417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1038694417 is an equidigital number, since it uses as much as digits as its factorization.

1038694417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 1038694417 is about 32228.7824312368. The cubic root of 1038694417 is about 1012.7352635642.

The spelling of 1038694417 in words is "one billion, thirty-eight million, six hundred ninety-four thousand, four hundred seventeen".