516411361 has 4 divisors (see below), whose sum is σ = 533069824. Its totient is φ = 499752900.

The previous prime is 516411353. The next prime is 516411407. The reversal of 516411361 is 163114615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 163114615 = 5 ⋅32622923.

It is a cyclic number.

It is not a de Polignac number, because 516411361 - 2³ = 516411353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516411061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8329185 + ... + 8329246.

It is an arithmetic number, because the mean of its divisors is an integer number (133267456).

Almost surely, 2^516411361 is an apocalyptic number.

It is an amenable number.

516411361 is a deficient number, since it is larger than the sum of its proper divisors (16658463).

516411361 is a wasteful number, since it uses less digits than its factorization.

516411361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16658462.

The product of its digits is 2160, while the sum is 28.

The square root of 516411361 is about 22724.6861584489. The cubic root of 516411361 is about 802.2910166446.

Adding to 516411361 its reverse (163114615), we get a palindrome (679525976).

The spelling of 516411361 in words is "five hundred sixteen million, four hundred eleven thousand, three hundred sixty-one".