12115752563 has 8 divisors (see below), whose sum is σ = 12140578560. Its totient is φ = 12090947400.

The previous prime is 12115752557. The next prime is 12115752587. The reversal of 12115752563 is 36525751121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12115752563 - 2⁴ = 12115752547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12115752163) 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 7 ways as a sum of consecutive naturals, for example, 1677506 + ... + 1684712.

It is an arithmetic number, because the mean of its divisors is an integer number (1517572320).

Almost surely, 2^12115752563 is an apocalyptic number.

12115752563 is a deficient number, since it is larger than the sum of its proper divisors (24825997).

12115752563 is an equidigital number, since it uses as much as digits as its factorization.

12115752563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10417.

The product of its digits is 63000, while the sum is 38.

The spelling of 12115752563 in words is "twelve billion, one hundred fifteen million, seven hundred fifty-two thousand, five hundred sixty-three".