2579513 has 2 divisors, whose sum is σ = 2579514. Its totient is φ = 2579512.

The previous prime is 2579477. The next prime is 2579537. The reversal of 2579513 is 3159752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2229049 + 350464 = 1493^2 + 592^2 .

It is a cyclic number.

It is not a de Polignac number, because 2579513 - 2¹⁰ = 2578489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2579513.

It is not a weakly prime, because it can be changed into another prime (2579593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1289756 + 1289757.

It is an arithmetic number, because the mean of its divisors is an integer number (1289757).

2^2579513 is an apocalyptic number.

It is an amenable number.

2579513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2579513 is an equidigital number, since it uses as much as digits as its factorization.

2579513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9450, while the sum is 32.

The square root of 2579513 is about 1606.0862367880. The cubic root of 2579513 is about 137.1447667868.

The spelling of 2579513 in words is "two million, five hundred seventy-nine thousand, five hundred thirteen".