13144834 has 4 divisors (see below), whose sum is σ = 19717254. Its totient is φ = 6572416.

The previous prime is 13144823. The next prime is 13144841. The reversal of 13144834 is 43844131.

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., 10909809 + 2235025 = 3303^2 + 1495^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3286207 + ... + 3286210.

Almost surely, 2^13144834 is an apocalyptic number.

13144834 is a deficient number, since it is larger than the sum of its proper divisors (6572420).

13144834 is an equidigital number, since it uses as much as digits as its factorization.

13144834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6572419.

The product of its digits is 4608, while the sum is 28.

The square root of 13144834 is about 3625.5805052433. The cubic root of 13144834 is about 236.0034592043.

Adding to 13144834 its reverse (43844131), we get a palindrome (56988965).

The spelling of 13144834 in words is "thirteen million, one hundred forty-four thousand, eight hundred thirty-four".