11023454243 has 8 divisors (see below), whose sum is σ = 11287748208. Its totient is φ = 10759521024.

The previous prime is 11023454179. The next prime is 11023454261. The reversal of 11023454243 is 34245432011.

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 11023454243 - 2⁶ = 11023454179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11023454443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27830 + ... + 151067.

It is an arithmetic number, because the mean of its divisors is an integer number (1410968526).

Almost surely, 2^11023454243 is an apocalyptic number.

11023454243 is a deficient number, since it is larger than the sum of its proper divisors (264293965).

11023454243 is a wasteful number, since it uses less digits than its factorization.

11023454243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180373.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 11023454243 its reverse (34245432011), we get a palindrome (45268886254).

The spelling of 11023454243 in words is "eleven billion, twenty-three million, four hundred fifty-four thousand, two hundred forty-three".