11099387 has 4 divisors (see below), whose sum is σ = 11953200. Its totient is φ = 10245576.

The previous prime is 11099381. The next prime is 11099393. The reversal of 11099387 is 78399011.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11099381) and next prime (11099393).

It is a cyclic number.

It is not a de Polignac number, because 11099387 - 2⁶ = 11099323 is a prime.

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 11099387.

It is not an unprimeable number, because it can be changed into a prime (11099381) 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, 426887 + ... + 426912.

It is an arithmetic number, because the mean of its divisors is an integer number (2988300).

Almost surely, 2^11099387 is an apocalyptic number.

11099387 is a deficient number, since it is larger than the sum of its proper divisors (853813).

11099387 is an equidigital number, since it uses as much as digits as its factorization.

11099387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853812.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 11099387 is about 3331.5742525119. The cubic root of 11099387 is about 223.0658040100.

The spelling of 11099387 in words is "eleven million, ninety-nine thousand, three hundred eighty-seven".