4107581 has 2 divisors, whose sum is σ = 4107582. Its totient is φ = 4107580.

The previous prime is 4107577. The next prime is 4107583. The reversal of 4107581 is 1857014.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3705625 + 401956 = 1925^2 + 634^2 .

It is a cyclic number.

It is not a de Polignac number, because 4107581 - 2² = 4107577 is a prime.

It is a super-2 number, since 2×4107581² = 33744443343122, which contains 22 as substring.

Together with 4107583, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4107581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4107583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2053790 + 2053791.

It is an arithmetic number, because the mean of its divisors is an integer number (2053791).

Almost surely, 2^4107581 is an apocalyptic number.

It is an amenable number.

4107581 is a deficient number, since it is larger than the sum of its proper divisors (1).

4107581 is an equidigital number, since it uses as much as digits as its factorization.

4107581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 4107581 is about 2026.7168031079. The cubic root of 4107581 is about 160.1506523754.

The spelling of 4107581 in words is "four million, one hundred seven thousand, five hundred eighty-one".