11045001423 has 4 divisors (see below), whose sum is σ = 14726668568. Its totient is φ = 7363334280.

The previous prime is 11045001413. The next prime is 11045001427. The reversal of 11045001423 is 32410054011.

11045001423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32410054011 = 3 ⋅10803351337.

It is not a de Polignac number, because 11045001423 - 2¹⁷ = 11044870351 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 11045001423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11045001427) 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, 1840833568 + ... + 1840833573.

It is an arithmetic number, because the mean of its divisors is an integer number (3681667142).

Almost surely, 2^11045001423 is an apocalyptic number.

11045001423 is a deficient number, since it is larger than the sum of its proper divisors (3681667145).

11045001423 is an equidigital number, since it uses as much as digits as its factorization.

11045001423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681667144.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 11045001423 its reverse (32410054011), we get a palindrome (43455055434).

The spelling of 11045001423 in words is "eleven billion, forty-five million, one thousand, four hundred twenty-three".