2545261303 has 4 divisors (see below), whose sum is σ = 2741050648. Its totient is φ = 2349471960.

The previous prime is 2545261297. The next prime is 2545261343. The reversal of 2545261303 is 3031625452.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2545261303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545261343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97894653 + ... + 97894678.

It is an arithmetic number, because the mean of its divisors is an integer number (685262662).

Almost surely, 2^2545261303 is an apocalyptic number.

2545261303 is a deficient number, since it is larger than the sum of its proper divisors (195789345).

2545261303 is a wasteful number, since it uses less digits than its factorization.

2545261303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195789344.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2545261303 is about 50450.5827815695. The cubic root of 2545261303 is about 1365.3504094862.

Adding to 2545261303 its reverse (3031625452), we get a palindrome (5576886755).

The spelling of 2545261303 in words is "two billion, five hundred forty-five million, two hundred sixty-one thousand, three hundred three".