561703 has 2 divisors, whose sum is σ = 561704. Its totient is φ = 561702.

The previous prime is 561667. The next prime is 561713. The reversal of 561703 is 307165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 561703 - 2⁹ = 561191 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (561713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280851 + 280852.

It is an arithmetic number, because the mean of its divisors is an integer number (280852).

2⁵⁶¹⁷⁰³ is an apocalyptic number.

561703 is a deficient number, since it is larger than the sum of its proper divisors (1).

561703 is an equidigital number, since it uses as much as digits as its factorization.

561703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 561703 is about 749.4684783231. The cubic root of 561703 is about 82.5091755941.

Adding to 561703 its reverse (307165), we get a palindrome (868868).

The spelling of 561703 in words is "five hundred sixty-one thousand, seven hundred three".