2505540041 has 2 divisors, whose sum is σ = 2505540042. Its totient is φ = 2505540040.

The previous prime is 2505540017. The next prime is 2505540083. The reversal of 2505540041 is 1400455052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2462243641 + 43296400 = 49621^2 + 6580^2 .

It is a cyclic number.

It is not a de Polignac number, because 2505540041 - 2⁶ = 2505539977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2505540341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252770020 + 1252770021.

It is an arithmetic number, because the mean of its divisors is an integer number (1252770021).

Almost surely, 2^2505540041 is an apocalyptic number.

It is an amenable number.

2505540041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505540041 is an equidigital number, since it uses as much as digits as its factorization.

2505540041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 2505540041 is about 50055.3697519057. The cubic root of 2505540041 is about 1358.2106009909.

Adding to 2505540041 its reverse (1400455052), we get a palindrome (3905995093).

The spelling of 2505540041 in words is "two billion, five hundred five million, five hundred forty thousand, forty-one".