12158768 has 10 divisors (see below), whose sum is σ = 23557644. Its totient is φ = 6079376.

The previous prime is 12158761. The next prime is 12158771. The reversal of 12158768 is 86785121.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (12158761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 379946 + ... + 379977.

Almost surely, 2^12158768 is an apocalyptic number.

It is an amenable number.

12158768 is a deficient number, since it is larger than the sum of its proper divisors (11398876).

12158768 is an equidigital number, since it uses as much as digits as its factorization.

12158768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759931 (or 759925 counting only the distinct ones).

The product of its digits is 26880, while the sum is 38.

The square root of 12158768 is about 3486.9425002429. The cubic root of 12158768 is about 229.9481168416.

The spelling of 12158768 in words is "twelve million, one hundred fifty-eight thousand, seven hundred sixty-eight".