13481834 has 4 divisors (see below), whose sum is σ = 20222754. Its totient is φ = 6740916.

The previous prime is 13481827. The next prime is 13481843. The reversal of 13481834 is 43818431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43818431 = 71 ⋅617161.

It can be written as a sum of positive squares in only one way, i.e., 12996025 + 485809 = 3605^2 + 697^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13481834.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370457 + ... + 3370460.

Almost surely, 2^13481834 is an apocalyptic number.

13481834 is a deficient number, since it is larger than the sum of its proper divisors (6740920).

13481834 is an equidigital number, since it uses as much as digits as its factorization.

13481834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6740919.

The product of its digits is 9216, while the sum is 32.

The square root of 13481834 is about 3671.7617025074. The cubic root of 13481834 is about 238.0033071593.

The spelling of 13481834 in words is "thirteen million, four hundred eighty-one thousand, eight hundred thirty-four".