11143699 has 8 divisors (see below), whose sum is σ = 12801888. Its totient is φ = 9502080.

The previous prime is 11143679. The next prime is 11143723. The reversal of 11143699 is 99634111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11143699 - 2⁵ = 11143667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11143679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662 + ... + 5419.

It is an arithmetic number, because the mean of its divisors is an integer number (1600236).

Almost surely, 2^11143699 is an apocalyptic number.

11143699 is a deficient number, since it is larger than the sum of its proper divisors (1658189).

11143699 is an equidigital number, since it uses as much as digits as its factorization.

11143699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8285.

The product of its digits is 5832, while the sum is 34.

The square root of 11143699 is about 3338.2179377626. The cubic root of 11143699 is about 223.3622578314.

The spelling of 11143699 in words is "eleven million, one hundred forty-three thousand, six hundred ninety-nine".