713281 has 2 divisors, whose sum is σ = 713282. Its totient is φ = 713280.

The previous prime is 713267. The next prime is 713287. The reversal of 713281 is 182317.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 540225 + 173056 = 735^2 + 416^2 .

It is a cyclic number.

It is not a de Polignac number, because 713281 - 2¹⁷ = 582209 is a prime.

It is a super-2 number, since 2×713281² = 1017539569922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (713287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356640 + 356641.

It is an arithmetic number, because the mean of its divisors is an integer number (356641).

2⁷¹³²⁸¹ is an apocalyptic number.

It is an amenable number.

713281 is a deficient number, since it is larger than the sum of its proper divisors (1).

713281 is an equidigital number, since it uses as much as digits as its factorization.

713281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336, while the sum is 22.

The square root of 713281 is about 844.5596485743. The cubic root of 713281 is about 89.3484216860.

Adding to 713281 its reverse (182317), we get a palindrome (895598).

The spelling of 713281 in words is "seven hundred thirteen thousand, two hundred eighty-one".