2545631327 has 2 divisors, whose sum is σ = 2545631328. Its totient is φ = 2545631326.

The previous prime is 2545631269. The next prime is 2545631353. The reversal of 2545631327 is 7231365452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2545631327 - 2⁸ = 2545631071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545631027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272815663 + 1272815664.

It is an arithmetic number, because the mean of its divisors is an integer number (1272815664).

Almost surely, 2^2545631327 is an apocalyptic number.

2545631327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545631327 is an equidigital number, since it uses as much as digits as its factorization.

2545631327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 38.

The square root of 2545631327 is about 50454.2498408211. The cubic root of 2545631327 is about 1365.4165700725.

Adding to 2545631327 its reverse (7231365452), we get a palindrome (9776996779).

The spelling of 2545631327 in words is "two billion, five hundred forty-five million, six hundred thirty-one thousand, three hundred twenty-seven".