13113446 has 4 divisors (see below), whose sum is σ = 19670172. Its totient is φ = 6556722.

The previous prime is 13113431. The next prime is 13113467. The reversal of 13113446 is 64431131.

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, 3278360 + ... + 3278363.

It is an arithmetic number, because the mean of its divisors is an integer number (4917543).

Almost surely, 2^13113446 is an apocalyptic number.

13113446 is a deficient number, since it is larger than the sum of its proper divisors (6556726).

13113446 is an equidigital number, since it uses as much as digits as its factorization.

13113446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556725.

The product of its digits is 864, while the sum is 23.

The square root of 13113446 is about 3621.2492319640. The cubic root of 13113446 is about 235.8154618873.

Adding to 13113446 its reverse (64431131), we get a palindrome (77544577).

The spelling of 13113446 in words is "thirteen million, one hundred thirteen thousand, four hundred forty-six".