13671361 has 8 divisors (see below), whose sum is σ = 15562944. Its totient is φ = 11887920.

The previous prime is 13671353. The next prime is 13671373. The reversal of 13671361 is 16317631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13671361 - 2³ = 13671353 is a prime.

It is a super-2 number, since 2×13671361² = 373812223184642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13671311) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26766 + ... + 27271.

It is an arithmetic number, because the mean of its divisors is an integer number (1945368).

Almost surely, 2^13671361 is an apocalyptic number.

13671361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13671361 is a deficient number, since it is larger than the sum of its proper divisors (1891583).

13671361 is a wasteful number, since it uses less digits than its factorization.

13671361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54071.

The product of its digits is 2268, while the sum is 28.

The square root of 13671361 is about 3697.4803582981. The cubic root of 13671361 is about 239.1134012478.

Adding to 13671361 its reverse (16317631), we get a palindrome (29988992).

The spelling of 13671361 in words is "thirteen million, six hundred seventy-one thousand, three hundred sixty-one".