13731127 has 2 divisors, whose sum is σ = 13731128. Its totient is φ = 13731126.

The previous prime is 13731119. The next prime is 13731139. The reversal of 13731127 is 72113731.

13731127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (72113731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13731127 - 2³ = 13731119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13731197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6865563 + 6865564.

It is an arithmetic number, because the mean of its divisors is an integer number (6865564).

Almost surely, 2^13731127 is an apocalyptic number.

13731127 is a deficient number, since it is larger than the sum of its proper divisors (1).

13731127 is an equidigital number, since it uses as much as digits as its factorization.

13731127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 882, while the sum is 25.

The square root of 13731127 is about 3705.5535348987. The cubic root of 13731127 is about 239.4613324022.

Adding to 13731127 its reverse (72113731), we get a palindrome (85844858).

It can be divided in two parts, 1373 and 1127, that added together give a square (2500 = 50²).

The spelling of 13731127 in words is "thirteen million, seven hundred thirty-one thousand, one hundred twenty-seven".