5561041 has 2 divisors, whose sum is σ = 5561042. Its totient is φ = 5561040.

The previous prime is 5561029. The next prime is 5561051. The reversal of 5561041 is 1401655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4426816 + 1134225 = 2104^2 + 1065^2 .

It is a cyclic number.

It is not a de Polignac number, because 5561041 - 2¹⁹ = 5036753 is a prime.

5561041 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5561051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780520 + 2780521.

It is an arithmetic number, because the mean of its divisors is an integer number (2780521).

Almost surely, 2^5561041 is an apocalyptic number.

It is an amenable number.

5561041 is a deficient number, since it is larger than the sum of its proper divisors (1).

5561041 is an equidigital number, since it uses as much as digits as its factorization.

5561041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5561041 is about 2358.1859553479. The cubic root of 5561041 is about 177.1680339011.

Adding to 5561041 its reverse (1401655), we get a palindrome (6962696).

The spelling of 5561041 in words is "five million, five hundred sixty-one thousand, forty-one".