11403201423 has 8 divisors (see below), whose sum is σ = 15238591488. Its totient is φ = 7584972824.

The previous prime is 11403201419. The next prime is 11403201449. The reversal of 11403201423 is 32410230411.

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 11403201423 - 2² = 11403201419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11403201423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403201463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4288815 + ... + 4291472.

It is an arithmetic number, because the mean of its divisors is an integer number (1904823936).

Almost surely, 2^11403201423 is an apocalyptic number.

11403201423 is a deficient number, since it is larger than the sum of its proper divisors (3835390065).

11403201423 is an equidigital number, since it uses as much as digits as its factorization.

11403201423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8580733.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11403201423 its reverse (32410230411), we get a palindrome (43813431834).

The spelling of 11403201423 in words is "eleven billion, four hundred three million, two hundred one thousand, four hundred twenty-three".