10040899 has 4 divisors (see below), whose sum is σ = 10953720. Its totient is φ = 9128080.

The previous prime is 10040881. The next prime is 10040917. The reversal of 10040899 is 99804001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99804001 = 11 ⋅9073091.

It is an interprime number because it is at equal distance from previous prime (10040881) and next prime (10040917).

It is a cyclic number.

It is not a de Polignac number, because 10040899 - 2¹¹ = 10038851 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10040899.

It is not an unprimeable number, because it can be changed into a prime (10040809) 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 3 ways as a sum of consecutive naturals, for example, 456394 + ... + 456415.

It is an arithmetic number, because the mean of its divisors is an integer number (2738430).

Almost surely, 2^10040899 is an apocalyptic number.

10040899 is a deficient number, since it is larger than the sum of its proper divisors (912821).

10040899 is an equidigital number, since it uses as much as digits as its factorization.

10040899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912820.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 10040899 is about 3168.7377613176. The cubic root of 10040899 is about 215.7367835714.

The spelling of 10040899 in words is "ten million, forty thousand, eight hundred ninety-nine".