11153143 has 4 divisors (see below), whose sum is σ = 11159968. Its totient is φ = 11146320.

The previous prime is 11153117. The next prime is 11153201. The reversal of 11153143 is 34135111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11153143 - 2¹³ = 11144951 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 11153143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153113) 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, 658 + ... + 4768.

It is an arithmetic number, because the mean of its divisors is an integer number (2789992).

Almost surely, 2^11153143 is an apocalyptic number.

11153143 is a deficient number, since it is larger than the sum of its proper divisors (6825).

11153143 is an equidigital number, since it uses as much as digits as its factorization.

11153143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6824.

The product of its digits is 180, while the sum is 19.

The square root of 11153143 is about 3339.6321653739. The cubic root of 11153143 is about 223.4253379495.

Adding to 11153143 its reverse (34135111), we get a palindrome (45288254).

The spelling of 11153143 in words is "eleven million, one hundred fifty-three thousand, one hundred forty-three".