11554134323 has 4 divisors (see below), whose sum is σ = 11554565568. Its totient is φ = 11553703080.

The previous prime is 11554134307. The next prime is 11554134343. The reversal of 11554134323 is 32343145511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32343145511 = 17971 ⋅1799741.

It is a cyclic number.

It is not a de Polignac number, because 11554134323 - 2⁴ = 11554134307 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 11554134323.

It is not an unprimeable number, because it can be changed into a prime (11554134343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172568 + ... + 229973.

It is an arithmetic number, because the mean of its divisors is an integer number (2888641392).

Almost surely, 2^11554134323 is an apocalyptic number.

11554134323 is a deficient number, since it is larger than the sum of its proper divisors (431245).

11554134323 is an equidigital number, since it uses as much as digits as its factorization.

11554134323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431244.

The product of its digits is 21600, while the sum is 32.

Adding to 11554134323 its reverse (32343145511), we get a palindrome (43897279834).

The spelling of 11554134323 in words is "eleven billion, five hundred fifty-four million, one hundred thirty-four thousand, three hundred twenty-three".