9138699 has 12 divisors (see below), whose sum is σ = 13231296. Its totient is φ = 6078192.

The previous prime is 9138697. The next prime is 9138719. The reversal of 9138699 is 9968319.

It is not a de Polignac number, because 9138699 - 2¹ = 9138697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9138697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4102 + ... + 5924.

It is an arithmetic number, because the mean of its divisors is an integer number (1102608).

Almost surely, 2^9138699 is an apocalyptic number.

9138699 is a deficient number, since it is larger than the sum of its proper divisors (4092597).

9138699 is a wasteful number, since it uses less digits than its factorization.

9138699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386 (or 2383 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The square root of 9138699 is about 3023.0281176330. The cubic root of 9138699 is about 209.0714787982.

The spelling of 9138699 in words is "nine million, one hundred thirty-eight thousand, six hundred ninety-nine".