13732271 has 4 divisors (see below), whose sum is σ = 15694032. Its totient is φ = 11770512.

The previous prime is 13732241. The next prime is 13732331. The reversal of 13732271 is 17223731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13732271 - 2⁶ = 13732207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13732271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13732211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980870 + ... + 980883.

It is an arithmetic number, because the mean of its divisors is an integer number (3923508).

Almost surely, 2^13732271 is an apocalyptic number.

13732271 is a deficient number, since it is larger than the sum of its proper divisors (1961761).

13732271 is an equidigital number, since it uses as much as digits as its factorization.

13732271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961760.

The product of its digits is 1764, while the sum is 26.

The square root of 13732271 is about 3705.7078945864. The cubic root of 13732271 is about 239.4679824064.

The spelling of 13732271 in words is "thirteen million, seven hundred thirty-two thousand, two hundred seventy-one".