13443146 has 8 divisors (see below), whose sum is σ = 21226080. Its totient is φ = 6367788.

The previous prime is 13443137. The next prime is 13443151. The reversal of 13443146 is 64134431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176846 + ... + 176921.

It is an arithmetic number, because the mean of its divisors is an integer number (2653260).

Almost surely, 2^13443146 is an apocalyptic number.

13443146 is a deficient number, since it is larger than the sum of its proper divisors (7782934).

13443146 is a wasteful number, since it uses less digits than its factorization.

13443146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353788.

The product of its digits is 3456, while the sum is 26.

The square root of 13443146 is about 3666.4896017853. The cubic root of 13443146 is about 237.7754278324.

Adding to 13443146 its reverse (64134431), we get a palindrome (77577577).

It can be divided in two parts, 1344 and 3146, that multiplied together give a palindrome (4228224).

The spelling of 13443146 in words is "thirteen million, four hundred forty-three thousand, one hundred forty-six".