551713 has 2 divisors, whose sum is σ = 551714. Its totient is φ = 551712.

The previous prime is 551693. The next prime is 551717. The reversal of 551713 is 317155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304704 + 247009 = 552^2 + 497^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551713 is a prime.

It is not a weakly prime, because it can be changed into another prime (551717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275856 + 275857.

It is an arithmetic number, because the mean of its divisors is an integer number (275857).

2⁵⁵¹⁷¹³ is an apocalyptic number.

It is an amenable number.

551713 is a deficient number, since it is larger than the sum of its proper divisors (1).

551713 is an equidigital number, since it uses as much as digits as its factorization.

551713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 525, while the sum is 22.

The square root of 551713 is about 742.7738552211. The cubic root of 551713 is about 82.0170993490.

Adding to 551713 its reverse (317155), we get a palindrome (868868).

The spelling of 551713 in words is "five hundred fifty-one thousand, seven hundred thirteen".