11320154243 has 8 divisors (see below), whose sum is σ = 11865937776. Its totient is φ = 10787212800.

The previous prime is 11320154233. The next prime is 11320154297. The reversal of 11320154243 is 34245102311.

It is a happy number.

11320154243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11320154243 - 2²² = 11315959939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11320154213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3208718 + ... + 3212243.

It is an arithmetic number, because the mean of its divisors is an integer number (1483242222).

Almost surely, 2^11320154243 is an apocalyptic number.

11320154243 is a deficient number, since it is larger than the sum of its proper divisors (545783533).

11320154243 is an equidigital number, since it uses as much as digits as its factorization.

11320154243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6421045.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 11320154243 its reverse (34245102311), we get a palindrome (45565256554).

The spelling of 11320154243 in words is "eleven billion, three hundred twenty million, one hundred fifty-four thousand, two hundred forty-three".