11790143 has 4 divisors (see below), whose sum is σ = 11816400. Its totient is φ = 11763888.

The previous prime is 11790133. The next prime is 11790151. The reversal of 11790143 is 34109711.

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 11790143 - 2⁸ = 11789887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11790113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12443 + ... + 13356.

It is an arithmetic number, because the mean of its divisors is an integer number (2954100).

Almost surely, 2^11790143 is an apocalyptic number.

11790143 is a deficient number, since it is larger than the sum of its proper divisors (26257).

11790143 is an equidigital number, since it uses as much as digits as its factorization.

11790143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26256.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 11790143 is about 3433.6777658948. The cubic root of 11790143 is about 227.6004016845.

Adding to 11790143 its reverse (34109711), we get a palindrome (45899854).

The spelling of 11790143 in words is "eleven million, seven hundred ninety thousand, one hundred forty-three".