11154321323 has 8 divisors (see below), whose sum is σ = 11216667168. Its totient is φ = 11092022784.

The previous prime is 11154321313. The next prime is 11154321341. The reversal of 11154321323 is 32312345111.

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 11154321323 - 2²⁰ = 11153272747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11154321292 and 11154321301.

It is not an unprimeable number, because it can be changed into a prime (11154321313) 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, 529490 + ... + 550152.

It is an arithmetic number, because the mean of its divisors is an integer number (1402083396).

Almost surely, 2^11154321323 is an apocalyptic number.

11154321323 is a deficient number, since it is larger than the sum of its proper divisors (62345845).

11154321323 is a wasteful number, since it uses less digits than its factorization.

11154321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23653.

The product of its digits is 2160, while the sum is 26.

Adding to 11154321323 its reverse (32312345111), we get a palindrome (43466666434).

The spelling of 11154321323 in words is "eleven billion, one hundred fifty-four million, three hundred twenty-one thousand, three hundred twenty-three".