12045441115 has 32 divisors (see below), whose sum is σ = 15417864000. Its totient is φ = 9008068608.

The previous prime is 12045441061. The next prime is 12045441157. The reversal of 12045441115 is 51114454021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12045441115 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5215581 + ... + 5217889.

It is an arithmetic number, because the mean of its divisors is an integer number (481808250).

Almost surely, 2^12045441115 is an apocalyptic number.

12045441115 is a deficient number, since it is larger than the sum of its proper divisors (3372422885).

12045441115 is a wasteful number, since it uses less digits than its factorization.

12045441115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3039.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 12045441115 its reverse (51114454021), we get a palindrome (63159895136).

The spelling of 12045441115 in words is "twelve billion, forty-five million, four hundred forty-one thousand, one hundred fifteen".