12445046 has 4 divisors (see below), whose sum is σ = 18667572. Its totient is φ = 6222522.

The previous prime is 12445039. The next prime is 12445067. The reversal of 12445046 is 64054421.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3111260 + ... + 3111263.

It is an arithmetic number, because the mean of its divisors is an integer number (4666893).

Almost surely, 2^12445046 is an apocalyptic number.

12445046 is a deficient number, since it is larger than the sum of its proper divisors (6222526).

12445046 is an equidigital number, since it uses as much as digits as its factorization.

12445046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6222525.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 12445046 is about 3527.7536762081. The cubic root of 12445046 is about 231.7388435688.

Adding to 12445046 its reverse (64054421), we get a palindrome (76499467).

The spelling of 12445046 in words is "twelve million, four hundred forty-five thousand, forty-six".