2545440041 has 2 divisors, whose sum is σ = 2545440042. Its totient is φ = 2545440040.

The previous prime is 2545440019. The next prime is 2545440059. The reversal of 2545440041 is 1400445452.

2545440041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2406883600 + 138556441 = 49060^2 + 11771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2545440041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2545439986 and 2545440013.

It is not a weakly prime, because it can be changed into another prime (2545440071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272720020 + 1272720021.

It is an arithmetic number, because the mean of its divisors is an integer number (1272720021).

Almost surely, 2^2545440041 is an apocalyptic number.

It is an amenable number.

2545440041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545440041 is an equidigital number, since it uses as much as digits as its factorization.

2545440041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 2545440041 is about 50452.3541670753. The cubic root of 2545440041 is about 1365.3823687837.

Adding to 2545440041 its reverse (1400445452), we get a palindrome (3945885493).

The spelling of 2545440041 in words is "two billion, five hundred forty-five million, four hundred forty thousand, forty-one".