2513893 has 2 divisors, whose sum is σ = 2513894. Its totient is φ = 2513892.

The previous prime is 2513887. The next prime is 2513899. The reversal of 2513893 is 3983152.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2513887) and next prime (2513899).

It can be written as a sum of positive squares in only one way, i.e., 2125764 + 388129 = 1458^2 + 623^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2513893 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2513899) 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, 1256946 + 1256947.

It is an arithmetic number, because the mean of its divisors is an integer number (1256947).

2^2513893 is an apocalyptic number.

It is an amenable number.

2513893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513893 is an equidigital number, since it uses as much as digits as its factorization.

2513893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 31.

The square root of 2513893 is about 1585.5260956541. The cubic root of 2513893 is about 135.9718259112.

The spelling of 2513893 in words is "two million, five hundred thirteen thousand, eight hundred ninety-three".