11542145224 has 16 divisors (see below), whose sum is σ = 21797218800. Its totient is φ = 5729553552.

The previous prime is 11542145221. The next prime is 11542145231. The reversal of 11542145224 is 42254124511.

It is a super-2 number, since 2×11542145224² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11542145221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5188702 + ... + 5190925.

It is an arithmetic number, because the mean of its divisors is an integer number (1362326175).

Almost surely, 2^11542145224 is an apocalyptic number.

It is an amenable number.

11542145224 is a deficient number, since it is larger than the sum of its proper divisors (10255073576).

11542145224 is a wasteful number, since it uses less digits than its factorization.

11542145224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10379772 (or 10379768 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

Adding to 11542145224 its reverse (42254124511), we get a palindrome (53796269735).

The spelling of 11542145224 in words is "eleven billion, five hundred forty-two million, one hundred forty-five thousand, two hundred twenty-four".