2523013 has 2 divisors, whose sum is σ = 2523014. Its totient is φ = 2523012.

The previous prime is 2523011. The next prime is 2523041. The reversal of 2523013 is 3103252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1909924 + 613089 = 1382^2 + 783^2 .

It is a cyclic number.

It is not a de Polignac number, because 2523013 - 2¹ = 2523011 is a prime.

Together with 2523011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2523011) 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, 1261506 + 1261507.

It is an arithmetic number, because the mean of its divisors is an integer number (1261507).

2^2523013 is an apocalyptic number.

It is an amenable number.

2523013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2523013 is an equidigital number, since it uses as much as digits as its factorization.

2523013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2523013 is about 1588.3995089397. The cubic root of 2523013 is about 136.1360554527.

Adding to 2523013 its reverse (3103252), we get a palindrome (5626265).

The spelling of 2523013 in words is "two million, five hundred twenty-three thousand, thirteen".