2303551252549 has 2 divisors, whose sum is σ = 2303551252550. Its totient is φ = 2303551252548.

The previous prime is 2303551252493. The next prime is 2303551252591. The reversal of 2303551252549 is 9452521553032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1956241403649 + 347309848900 = 1398657^2 + 589330^2 .

It is a cyclic number.

It is not a de Polignac number, because 2303551252549 - 2²⁵ = 2303517698117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2303551252499 and 2303551252508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2303551222549) 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, 1151775626274 + 1151775626275.

It is an arithmetic number, because the mean of its divisors is an integer number (1151775626275).

Almost surely, 2^{2303551252549} is an apocalyptic number.

It is an amenable number.

2303551252549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2303551252549 is an equidigital number, since it uses as much as digits as its factorization.

2303551252549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 2303551252549 in words is "two trillion, three hundred three billion, five hundred fifty-one million, two hundred fifty-two thousand, five hundred forty-nine".