2755997 has 2 divisors, whose sum is σ = 2755998. Its totient is φ = 2755996.

The previous prime is 2755981. The next prime is 2756009. The reversal of 2755997 is 7995572.

2755997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2149156 + 606841 = 1466^2 + 779^2 .

It is a cyclic number.

It is not a de Polignac number, because 2755997 - 2⁴ = 2755981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2755967) 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, 1377998 + 1377999.

It is an arithmetic number, because the mean of its divisors is an integer number (1377999).

2^2755997 is an apocalyptic number.

It is an amenable number.

2755997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2755997 is an equidigital number, since it uses as much as digits as its factorization.

2755997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 198450, while the sum is 44.

The square root of 2755997 is about 1660.1195740066. The cubic root of 2755997 is about 140.2037339860.

The spelling of 2755997 in words is "two million, seven hundred fifty-five thousand, nine hundred ninety-seven".