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13703 = 71193

13703 has 4 divisors (see below), whose sum is σ = 13968. Its totient is φ = 13440.

The previous prime is 13697. The next prime is 13709. The reversal of 13703 is 30731.

Subtracting from 13703 its sum of digits (14), we obtain a square (13689 = 1172).

It is a happy number.

13703 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30731 = 79389.

It is an interprime number because it is at equal distance from previous prime (13697) and next prime (13709).

It is a cyclic number.

It is not a de Polignac number, because 13703 - 24 = 13687 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 13703.

It is not an unprimeable number, because it can be changed into a prime (13709) 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, 26 + ... + 167.

It is an arithmetic number, because the mean of its divisors is an integer number (3492).

213703 is an apocalyptic number.

13703 is a deficient number, since it is larger than the sum of its proper divisors (265).

13703 is an equidigital number, since it uses as much as digits as its factorization.

13703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264.

The product of its (nonzero) digits is 63, while the sum is 14.

The square root of 13703 is about 117.0598137706. The cubic root of 13703 is about 23.9297715508.

The spelling of 13703 in words is "thirteen thousand, seven hundred three".

Divisors: 1 71 193 13703