581106413 has 2 divisors, whose sum is σ = 581106414. Its totient is φ = 581106412.

The previous prime is 581106401. The next prime is 581106433. The reversal of 581106413 is 314601185.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 545082409 + 36024004 = 23347^2 + 6002^2 .

It is a cyclic number.

It is not a de Polignac number, because 581106413 - 2⁴ = 581106397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (581106433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290553206 + 290553207.

It is an arithmetic number, because the mean of its divisors is an integer number (290553207).

Almost surely, 2^581106413 is an apocalyptic number.

It is an amenable number.

581106413 is a deficient number, since it is larger than the sum of its proper divisors (1).

581106413 is an equidigital number, since it uses as much as digits as its factorization.

581106413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 581106413 is about 24106.1488628939. The cubic root of 581106413 is about 834.4850413447.

Adding to 581106413 its reverse (314601185), we get a palindrome (895707598).

The spelling of 581106413 in words is "five hundred eighty-one million, one hundred six thousand, four hundred thirteen".