13662701 has 4 divisors (see below), whose sum is σ = 14713692. Its totient is φ = 12611712.

The previous prime is 13662697. The next prime is 13662703. The reversal of 13662701 is 10726631.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8844676 + 4818025 = 2974^2 + 2195^2 .

It is a cyclic number.

It is not a de Polignac number, because 13662701 - 2² = 13662697 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 (13662703) 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, 525476 + ... + 525501.

It is an arithmetic number, because the mean of its divisors is an integer number (3678423).

Almost surely, 2^13662701 is an apocalyptic number.

It is an amenable number.

13662701 is a deficient number, since it is larger than the sum of its proper divisors (1050991).

13662701 is a wasteful number, since it uses less digits than its factorization.

13662701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050990.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 13662701 is about 3696.3091050398. The cubic root of 13662701 is about 239.0629025098.

The spelling of 13662701 in words is "thirteen million, six hundred sixty-two thousand, seven hundred one".