13343677 has 4 divisors (see below), whose sum is σ = 13401180. Its totient is φ = 13286176.

The previous prime is 13343647. The next prime is 13343731. The reversal of 13343677 is 77634331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77634331 = 1549 ⋅50119.

It can be written as a sum of positive squares in 2 ways, for example, as 8375236 + 4968441 = 2894^2 + 2229^2 .

It is a cyclic number.

It is not a de Polignac number, because 13343677 - 2⁷ = 13343549 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 (13343647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28402 + ... + 28867.

It is an arithmetic number, because the mean of its divisors is an integer number (3350295).

Almost surely, 2^13343677 is an apocalyptic number.

It is an amenable number.

13343677 is a deficient number, since it is larger than the sum of its proper divisors (57503).

13343677 is an equidigital number, since it uses as much as digits as its factorization.

13343677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57502.

The product of its digits is 31752, while the sum is 34.

The square root of 13343677 is about 3652.8998070027. The cubic root of 13343677 is about 237.1875233141.

The spelling of 13343677 in words is "thirteen million, three hundred forty-three thousand, six hundred seventy-seven".