41512013 has 2 divisors, whose sum is σ = 41512014. Its totient is φ = 41512012.

The previous prime is 41511991. The next prime is 41512027. The reversal of 41512013 is 31021514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40424164 + 1087849 = 6358^2 + 1043^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41512013 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41511982 and 41512000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41512063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20756006 + 20756007.

It is an arithmetic number, because the mean of its divisors is an integer number (20756007).

Almost surely, 2^41512013 is an apocalyptic number.

It is an amenable number.

41512013 is a deficient number, since it is larger than the sum of its proper divisors (1).

41512013 is an equidigital number, since it uses as much as digits as its factorization.

41512013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 41512013 is about 6442.9816855242. The cubic root of 41512013 is about 346.2511819480.

Adding to 41512013 its reverse (31021514), we get a palindrome (72533527).

The spelling of 41512013 in words is "forty-one million, five hundred twelve thousand, thirteen".