11445115154 has 32 divisors (see below), whose sum is σ = 18846317952. Its totient is φ = 5169664000.

The previous prime is 11445115133. The next prime is 11445115217. The reversal of 11445115154 is 45151154411.

It is a self number, because there is not a number n which added to its sum of digits gives 11445115154.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2604299 + ... + 2608689.

It is an arithmetic number, because the mean of its divisors is an integer number (588947436).

Almost surely, 2^11445115154 is an apocalyptic number.

11445115154 is a deficient number, since it is larger than the sum of its proper divisors (7401202798).

11445115154 is a wasteful number, since it uses less digits than its factorization.

11445115154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5122.

The product of its digits is 8000, while the sum is 32.

Adding to 11445115154 its reverse (45151154411), we get a palindrome (56596269565).

The spelling of 11445115154 in words is "eleven billion, four hundred forty-five million, one hundred fifteen thousand, one hundred fifty-four".