2545004101 has 2 divisors, whose sum is σ = 2545004102. Its totient is φ = 2545004100.

The previous prime is 2545004009. The next prime is 2545004107. The reversal of 2545004101 is 1014005452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2382416100 + 162588001 = 48810^2 + 12751^2 .

It is a cyclic number.

It is not a de Polignac number, because 2545004101 - 2⁷ = 2545003973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545004107) 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, 1272502050 + 1272502051.

It is an arithmetic number, because the mean of its divisors is an integer number (1272502051).

Almost surely, 2^2545004101 is an apocalyptic number.

It is an amenable number.

2545004101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545004101 is an equidigital number, since it uses as much as digits as its factorization.

2545004101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 2545004101 is about 50448.0336683205. The cubic root of 2545004101 is about 1365.3044177859.

Adding to 2545004101 its reverse (1014005452), we get a palindrome (3559009553).

The spelling of 2545004101 in words is "two billion, five hundred forty-five million, four thousand, one hundred one".