11144999 has 4 divisors (see below), whose sum is σ = 11355336. Its totient is φ = 10934664.

The previous prime is 11144957. The next prime is 11145007. The reversal of 11144999 is 99944111.

11144999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11144999 - 2¹² = 11140903 is a prime.

It is a super-2 number, since 2×11144999² = 248422005420002, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144929) 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, 105089 + ... + 105194.

It is an arithmetic number, because the mean of its divisors is an integer number (2838834).

Almost surely, 2^11144999 is an apocalyptic number.

11144999 is a deficient number, since it is larger than the sum of its proper divisors (210337).

11144999 is an equidigital number, since it uses as much as digits as its factorization.

11144999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210336.

The product of its digits is 11664, while the sum is 38.

The square root of 11144999 is about 3338.4126467529. The cubic root of 11144999 is about 223.3709431475.

The spelling of 11144999 in words is "eleven million, one hundred forty-four thousand, nine hundred ninety-nine".