10809158 has 16 divisors (see below), whose sum is σ = 16719696. Its totient is φ = 5237760.

The previous prime is 10809151. The next prime is 10809179. The reversal of 10809158 is 85190801.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10809151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15485 + ... + 16167.

It is an arithmetic number, because the mean of its divisors is an integer number (1044981).

Almost surely, 2^10809158 is an apocalyptic number.

10809158 is a deficient number, since it is larger than the sum of its proper divisors (5910538).

10809158 is a wasteful number, since it uses less digits than its factorization.

10809158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919.

The product of its (nonzero) digits is 2880, while the sum is 32.

The square root of 10809158 is about 3287.7283951081. The cubic root of 10809158 is about 221.1043507122.

Adding to 10809158 its reverse (85190801), we get a palindrome (95999959).

The spelling of 10809158 in words is "ten million, eight hundred nine thousand, one hundred fifty-eight".