13734005 has 4 divisors (see below), whose sum is σ = 16480812. Its totient is φ = 10987200.

The previous prime is 13733999. The next prime is 13734029. The reversal of 13734005 is 50043731.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50043731 = 6397 ⋅7823.

It can be written as a sum of positive squares in 2 ways, for example, as 3034564 + 10699441 = 1742^2 + 3271^2 .

It is not a de Polignac number, because 13734005 - 2¹⁰ = 13732981 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373396 + ... + 1373405.

It is an arithmetic number, because the mean of its divisors is an integer number (4120203).

Almost surely, 2^13734005 is an apocalyptic number.

It is an amenable number.

13734005 is a deficient number, since it is larger than the sum of its proper divisors (2746807).

13734005 is an equidigital number, since it uses as much as digits as its factorization.

13734005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746806.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 13734005 is about 3705.9418505961. The cubic root of 13734005 is about 239.4780613415.

Adding to 13734005 its reverse (50043731), we get a palindrome (63777736).

The spelling of 13734005 in words is "thirteen million, seven hundred thirty-four thousand, five".