11512076109 has 16 divisors (see below), whose sum is σ = 15548742720. Its totient is φ = 7575482880.

The previous prime is 11512076101. The next prime is 11512076113. The reversal of 11512076109 is 90167021511.

It is not a de Polignac number, because 11512076109 - 2³ = 11512076101 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11512076109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11512076101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58099 + ... + 162479.

It is an arithmetic number, because the mean of its divisors is an integer number (971796420).

Almost surely, 2^11512076109 is an apocalyptic number.

It is an amenable number.

11512076109 is a deficient number, since it is larger than the sum of its proper divisors (4036666611).

11512076109 is a wasteful number, since it uses less digits than its factorization.

11512076109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104860.

The product of its (nonzero) digits is 3780, while the sum is 33.

The spelling of 11512076109 in words is "eleven billion, five hundred twelve million, seventy-six thousand, one hundred nine".