516031161 has 8 divisors (see below), whose sum is σ = 701023680. Its totient is φ = 337529712.

The previous prime is 516031157. The next prime is 516031171. The reversal of 516031161 is 161130615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 516031161 - 2² = 516031157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516031121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1622581 + ... + 1622898.

It is an arithmetic number, because the mean of its divisors is an integer number (87627960).

Almost surely, 2^516031161 is an apocalyptic number.

It is an amenable number.

516031161 is a deficient number, since it is larger than the sum of its proper divisors (184992519).

516031161 is a wasteful number, since it uses less digits than its factorization.

516031161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245535.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 516031161 is about 22716.3192661135. The cubic root of 516031161 is about 802.0940767911.

Adding to 516031161 its reverse (161130615), we get a palindrome (677161776).

The spelling of 516031161 in words is "five hundred sixteen million, thirty-one thousand, one hundred sixty-one".