12117063075 has 48 divisors (see below), whose sum is σ = 21600450816. Its totient is φ = 5958172800.

The previous prime is 12117063073. The next prime is 12117063137. The reversal of 12117063075 is 57036071121.

It is not a de Polignac number, because 12117063075 - 2¹ = 12117063073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12117063073) 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 47 ways as a sum of consecutive naturals, for example, 857820 + ... + 871830.

It is an arithmetic number, because the mean of its divisors is an integer number (450009392).

Almost surely, 2^12117063075 is an apocalyptic number.

12117063075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12117063075 is a deficient number, since it is larger than the sum of its proper divisors (9483387741).

12117063075 is a wasteful number, since it uses less digits than its factorization.

12117063075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14924 (or 14919 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 33.

The spelling of 12117063075 in words is "twelve billion, one hundred seventeen million, sixty-three thousand, seventy-five".