13767671 has 6 divisors (see below), whose sum is σ = 14625480. Its totient is φ = 12957536.

The previous prime is 13767661. The next prime is 13767679. The reversal of 13767671 is 17676731.

It is a happy number.

It is not a de Polignac number, because 13767671 - 2²² = 9573367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13767679) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23531 + ... + 24108.

It is an arithmetic number, because the mean of its divisors is an integer number (2437580).

Almost surely, 2^13767671 is an apocalyptic number.

13767671 is a deficient number, since it is larger than the sum of its proper divisors (857809).

13767671 is an equidigital number, since it uses as much as digits as its factorization.

13767671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47673 (or 47656 counting only the distinct ones).

The product of its digits is 37044, while the sum is 38.

The square root of 13767671 is about 3710.4812356351. The cubic root of 13767671 is about 239.6735782288.

The spelling of 13767671 in words is "thirteen million, seven hundred sixty-seven thousand, six hundred seventy-one".