11404013423 has 16 divisors (see below), whose sum is σ = 13528573344. Its totient is φ = 9493724160.

The previous prime is 11404013371. The next prime is 11404013471. The reversal of 11404013423 is 32431040411.

It is a cyclic number.

It is not a de Polignac number, because 11404013423 - 2³⁰ = 10330271599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404013473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817190 + ... + 831027.

It is an arithmetic number, because the mean of its divisors is an integer number (845535834).

Almost surely, 2^11404013423 is an apocalyptic number.

11404013423 is a deficient number, since it is larger than the sum of its proper divisors (2124559921).

11404013423 is a wasteful number, since it uses less digits than its factorization.

11404013423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648282.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11404013423 its reverse (32431040411), we get a palindrome (43835053834).

The spelling of 11404013423 in words is "eleven billion, four hundred four million, thirteen thousand, four hundred twenty-three".