12248012258 has 4 divisors (see below), whose sum is σ = 18372018390. Its totient is φ = 6124006128.

The previous prime is 12248012243. The next prime is 12248012281. The reversal of 12248012258 is 85221084221.

12248012258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 12097140169 + 150872089 = 109987^2 + 12283^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3062003063 + ... + 3062003066.

Almost surely, 2^12248012258 is an apocalyptic number.

12248012258 is a deficient number, since it is larger than the sum of its proper divisors (6124006132).

12248012258 is an equidigital number, since it uses as much as digits as its factorization.

12248012258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6124006131.

The product of its (nonzero) digits is 20480, while the sum is 35.

Adding to 12248012258 its reverse (85221084221), we get a palindrome (97469096479).

The spelling of 12248012258 in words is "twelve billion, two hundred forty-eight million, twelve thousand, two hundred fifty-eight".