2798113 has 2 divisors, whose sum is σ = 2798114. Its totient is φ = 2798112.

The previous prime is 2798099. The next prime is 2798119. The reversal of 2798113 is 3118972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2663424 + 134689 = 1632^2 + 367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2798113 is a prime.

It is not a weakly prime, because it can be changed into another prime (2798119) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1399056 + 1399057.

It is an arithmetic number, because the mean of its divisors is an integer number (1399057).

2^2798113 is an apocalyptic number.

It is an amenable number.

2798113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2798113 is an equidigital number, since it uses as much as digits as its factorization.

2798113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 31.

The square root of 2798113 is about 1672.7561089412. The cubic root of 2798113 is about 140.9143050194.

The spelling of 2798113 in words is "two million, seven hundred ninety-eight thousand, one hundred thirteen".