2598109 has 2 divisors, whose sum is σ = 2598110. Its totient is φ = 2598108.

The previous prime is 2598091. The next prime is 2598119. The reversal of 2598109 is 9018952.

Together with previous prime (2598091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2325625 + 272484 = 1525^2 + 522^2 .

It is a cyclic number.

It is not a de Polignac number, because 2598109 - 2⁷ = 2597981 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2598119) 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, 1299054 + 1299055.

It is an arithmetic number, because the mean of its divisors is an integer number (1299055).

2^2598109 is an apocalyptic number.

It is an amenable number.

2598109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2598109 is an equidigital number, since it uses as much as digits as its factorization.

2598109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 2598109 is about 1611.8650687945. The cubic root of 2598109 is about 137.4735420167.

The spelling of 2598109 in words is "two million, five hundred ninety-eight thousand, one hundred nine".