2545042303 has 2 divisors, whose sum is σ = 2545042304. Its totient is φ = 2545042302.

The previous prime is 2545042301. The next prime is 2545042337. The reversal of 2545042303 is 3032405452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2545042303 - 2¹ = 2545042301 is a prime.

Together with 2545042301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545042301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272521151 + 1272521152.

It is an arithmetic number, because the mean of its divisors is an integer number (1272521152).

Almost surely, 2^2545042303 is an apocalyptic number.

2545042303 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545042303 is an equidigital number, since it uses as much as digits as its factorization.

2545042303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 2545042303 is about 50448.4122941446. The cubic root of 2545042303 is about 1365.3112490910.

Adding to 2545042303 its reverse (3032405452), we get a palindrome (5577447755).

The spelling of 2545042303 in words is "two billion, five hundred forty-five million, forty-two thousand, three hundred three".