2545727 has 2 divisors, whose sum is σ = 2545728. Its totient is φ = 2545726.

The previous prime is 2545703. The next prime is 2545757. The reversal of 2545727 is 7275452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2545727 - 2¹⁸ = 2283583 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2545693 and 2545702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272863 + 1272864.

It is an arithmetic number, because the mean of its divisors is an integer number (1272864).

2^2545727 is an apocalyptic number.

2545727 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545727 is an equidigital number, since it uses as much as digits as its factorization.

2545727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19600, while the sum is 32.

The square root of 2545727 is about 1595.5334531122. The cubic root of 2545727 is about 136.5433675438.

The spelling of 2545727 in words is "two million, five hundred forty-five thousand, seven hundred twenty-seven".