12958118 has 4 divisors (see below), whose sum is σ = 19437180. Its totient is φ = 6479058.

The previous prime is 12958117. The next prime is 12958123. The reversal of 12958118 is 81185921.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12958117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3239528 + ... + 3239531.

It is an arithmetic number, because the mean of its divisors is an integer number (4859295).

Almost surely, 2^12958118 is an apocalyptic number.

12958118 is a deficient number, since it is larger than the sum of its proper divisors (6479062).

12958118 is an equidigital number, since it uses as much as digits as its factorization.

12958118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6479061.

The product of its digits is 5760, while the sum is 35.

The square root of 12958118 is about 3599.7386016210. The cubic root of 12958118 is about 234.8806878875.

The spelling of 12958118 in words is "twelve million, nine hundred fifty-eight thousand, one hundred eighteen".