11659099 has 4 divisors (see below), whose sum is σ = 11879136. Its totient is φ = 11439064.

The previous prime is 11659097. The next prime is 11659117. The reversal of 11659099 is 99095611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99095611 = 173 ⋅572807.

It is a cyclic number.

It is not a de Polignac number, because 11659099 - 2¹ = 11659097 is a prime.

It is a Smith number, since the sum of its digits (40) 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 not an unprimeable number, because it can be changed into a prime (11659097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109939 + ... + 110044.

It is an arithmetic number, because the mean of its divisors is an integer number (2969784).

Almost surely, 2^11659099 is an apocalyptic number.

11659099 is a deficient number, since it is larger than the sum of its proper divisors (220037).

11659099 is an equidigital number, since it uses as much as digits as its factorization.

11659099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220036.

The product of its (nonzero) digits is 21870, while the sum is 40.

The square root of 11659099 is about 3414.5422826493. The cubic root of 11659099 is about 226.7540207809.

The spelling of 11659099 in words is "eleven million, six hundred fifty-nine thousand, ninety-nine".