2493109 has 2 divisors, whose sum is σ = 2493110. Its totient is φ = 2493108.

The previous prime is 2493107. The next prime is 2493121. The reversal of 2493109 is 9013942.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2490084 + 3025 = 1578^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 2493109 - 2¹ = 2493107 is a prime.

Together with 2493107, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2493107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246554 + 1246555.

It is an arithmetic number, because the mean of its divisors is an integer number (1246555).

2^2493109 is an apocalyptic number.

It is an amenable number.

2493109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2493109 is an equidigital number, since it uses as much as digits as its factorization.

2493109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 2493109 is about 1578.9582008400. The cubic root of 2493109 is about 135.5960657340.

The spelling of 2493109 in words is "two million, four hundred ninety-three thousand, one hundred nine".