1713653 has 4 divisors (see below), whose sum is σ = 1716780. Its totient is φ = 1710528.

The previous prime is 1713641. The next prime is 1713671. The reversal of 1713653 is 3563171.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3563171 = 31 ⋅114941.

It can be written as a sum of positive squares in 2 ways, for example, as 1036324 + 677329 = 1018^2 + 823^2 .

It is a cyclic number.

It is not a de Polignac number, because 1713653 - 2⁴ = 1713637 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 (1713683) 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, 500 + ... + 1917.

It is an arithmetic number, because the mean of its divisors is an integer number (429195).

2^1713653 is an apocalyptic number.

It is an amenable number.

1713653 is a deficient number, since it is larger than the sum of its proper divisors (3127).

1713653 is an equidigital number, since it uses as much as digits as its factorization.

1713653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126.

The product of its digits is 1890, while the sum is 26.

The square root of 1713653 is about 1309.0656973582. The cubic root of 1713653 is about 119.6669701327. Note that the first 3 decimals are identical.

The spelling of 1713653 in words is "one million, seven hundred thirteen thousand, six hundred fifty-three".