11145538636 has 12 divisors (see below), whose sum is σ = 19505435040. Its totient is φ = 5572557200.

The previous prime is 11145538631. The next prime is 11145538637. The reversal of 11145538636 is 63683554111.

It is a junction number, because it is equal to n+sod(n) for n = 11145538592 and 11145538601.

It is not an unprimeable number, because it can be changed into a prime (11145538631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162750 + ... + 220858.

It is an arithmetic number, because the mean of its divisors is an integer number (1625452920).

Almost surely, 2^11145538636 is an apocalyptic number.

It is an amenable number.

11145538636 is a deficient number, since it is larger than the sum of its proper divisors (8359896404).

11145538636 is a wasteful number, since it uses less digits than its factorization.

11145538636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106064 (or 106062 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The spelling of 11145538636 in words is "eleven billion, one hundred forty-five million, five hundred thirty-eight thousand, six hundred thirty-six".