2745541 has 2 divisors, whose sum is σ = 2745542. Its totient is φ = 2745540.

The previous prime is 2745529. The next prime is 2745569. The reversal of 2745541 is 1455472.

2745541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (2745569) can be obtained adding 2745541 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2414916 + 330625 = 1554^2 + 575^2 .

It is a cyclic number.

It is not a de Polignac number, because 2745541 - 2¹¹ = 2743493 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2745521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1372770 + 1372771.

It is an arithmetic number, because the mean of its divisors is an integer number (1372771).

2^2745541 is an apocalyptic number.

It is an amenable number.

2745541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2745541 is an equidigital number, since it uses as much as digits as its factorization.

2745541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5600, while the sum is 28.

The square root of 2745541 is about 1656.9674106632. The cubic root of 2745541 is about 140.0262025786.

The spelling of 2745541 in words is "two million, seven hundred forty-five thousand, five hundred forty-one".