11142001423 has 16 divisors (see below), whose sum is σ = 12893561856. Its totient is φ = 9430518240.

The previous prime is 11142001319. The next prime is 11142001441. The reversal of 11142001423 is 32410024111.

11142001423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11142001423 - 2²⁹ = 10605130511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11142001423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142001483) 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 15 ways as a sum of consecutive naturals, for example, 1658890 + ... + 1665592.

It is an arithmetic number, because the mean of its divisors is an integer number (805847616).

Almost surely, 2^11142001423 is an apocalyptic number.

11142001423 is a deficient number, since it is larger than the sum of its proper divisors (1751560433).

11142001423 is an equidigital number, since it uses as much as digits as its factorization.

11142001423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9654.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11142001423 its reverse (32410024111), we get a palindrome (43552025534).

The spelling of 11142001423 in words is "eleven billion, one hundred forty-two million, one thousand, four hundred twenty-three".