11322143 has 8 divisors (see below), whose sum is σ = 13020288. Its totient is φ = 9644184.

The previous prime is 11322127. The next prime is 11322163. The reversal of 11322143 is 34122311.

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

It is a cyclic number.

It is not a de Polignac number, because 11322143 - 2⁴ = 11322127 is a prime.

It is a super-2 number, since 2×11322143² = 256381844224898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11322163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3821 + ... + 6102.

It is an arithmetic number, because the mean of its divisors is an integer number (1627536).

Almost surely, 2^11322143 is an apocalyptic number.

11322143 is a deficient number, since it is larger than the sum of its proper divisors (1698145).

11322143 is an equidigital number, since it uses as much as digits as its factorization.

11322143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10093.

The product of its digits is 144, while the sum is 17.

The square root of 11322143 is about 3364.8392234994. The cubic root of 11322143 is about 224.5481830367.

Adding to 11322143 its reverse (34122311), we get a palindrome (45444454).

The spelling of 11322143 in words is "eleven million, three hundred twenty-two thousand, one hundred forty-three".