516741241 has 2 divisors, whose sum is σ = 516741242. Its totient is φ = 516741240.

The previous prime is 516741229. The next prime is 516741289. The reversal of 516741241 is 142147615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280227600 + 236513641 = 16740^2 + 15379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516741241 is a prime.

It is not a weakly prime, because it can be changed into another prime (516741221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258370620 + 258370621.

It is an arithmetic number, because the mean of its divisors is an integer number (258370621).

Almost surely, 2^516741241 is an apocalyptic number.

It is an amenable number.

516741241 is a deficient number, since it is larger than the sum of its proper divisors (1).

516741241 is an equidigital number, since it uses as much as digits as its factorization.

516741241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 31.

The square root of 516741241 is about 22731.9431857464. The cubic root of 516741241 is about 802.4618129298.

Adding to 516741241 its reverse (142147615), we get a palindrome (658888856).

The spelling of 516741241 in words is "five hundred sixteen million, seven hundred forty-one thousand, two hundred forty-one".