515016041 has 2 divisors, whose sum is σ = 515016042. Its totient is φ = 515016040.

The previous prime is 515016001. The next prime is 515016043. The reversal of 515016041 is 140610515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 479434816 + 35581225 = 21896^2 + 5965^2 .

It is a cyclic number.

It is not a de Polignac number, because 515016041 - 2²² = 510821737 is a prime.

Together with 515016043, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 515015998 and 515016016.

It is not a weakly prime, because it can be changed into another prime (515016043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257508020 + 257508021.

It is an arithmetic number, because the mean of its divisors is an integer number (257508021).

Almost surely, 2^515016041 is an apocalyptic number.

It is an amenable number.

515016041 is a deficient number, since it is larger than the sum of its proper divisors (1).

515016041 is an equidigital number, since it uses as much as digits as its factorization.

515016041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 515016041 is about 22693.9648585257. The cubic root of 515016041 is about 801.5677802618.

Adding to 515016041 its reverse (140610515), we get a palindrome (655626556).

The spelling of 515016041 in words is "five hundred fifteen million, sixteen thousand, forty-one".