11045899 has 4 divisors (see below), whose sum is σ = 11126664. Its totient is φ = 10965136.

The previous prime is 11045891. The next prime is 11045917. The reversal of 11045899 is 99854011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99854011 = 61 ⋅1636951.

It is a cyclic number.

It is not a de Polignac number, because 11045899 - 2³ = 11045891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11045891) 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, 40177 + ... + 40450.

It is an arithmetic number, because the mean of its divisors is an integer number (2781666).

Almost surely, 2^11045899 is an apocalyptic number.

11045899 is a deficient number, since it is larger than the sum of its proper divisors (80765).

11045899 is an equidigital number, since it uses as much as digits as its factorization.

11045899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80764.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 11045899 is about 3323.5371218026. The cubic root of 11045899 is about 222.7069084861.

The spelling of 11045899 in words is "eleven million, forty-five thousand, eight hundred ninety-nine".