11305145452 has 24 divisors (see below), whose sum is σ = 20951031024. Its totient is φ = 5319240192.

The previous prime is 11305145389. The next prime is 11305145459. The reversal of 11305145452 is 25454150311.

11305145452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11305145459) 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, 797208 + ... + 811264.

It is an arithmetic number, because the mean of its divisors is an integer number (872959626).

Almost surely, 2^11305145452 is an apocalyptic number.

It is an amenable number.

11305145452 is a deficient number, since it is larger than the sum of its proper divisors (9645885572).

11305145452 is a wasteful number, since it uses less digits than its factorization.

11305145452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25905 (or 25903 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 11305145452 its reverse (25454150311), we get a palindrome (36759295763).

The spelling of 11305145452 in words is "eleven billion, three hundred five million, one hundred forty-five thousand, four hundred fifty-two".