11400311423 has 8 divisors (see below), whose sum is σ = 11814390000. Its totient is φ = 10987630528.

The previous prime is 11400311387. The next prime is 11400311453. The reversal of 11400311423 is 32411300411.

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 11400311423 - 2¹⁸ = 11400049279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11400311395 and 11400311404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11400311453) 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, 332798 + ... + 365451.

It is an arithmetic number, because the mean of its divisors is an integer number (1476798750).

Almost surely, 2^11400311423 is an apocalyptic number.

11400311423 is a deficient number, since it is larger than the sum of its proper divisors (414078577).

11400311423 is an equidigital number, since it uses as much as digits as its factorization.

11400311423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698841.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11400311423 its reverse (32411300411), we get a palindrome (43811611834).

The spelling of 11400311423 in words is "eleven billion, four hundred million, three hundred eleven thousand, four hundred twenty-three".