2544253 has 2 divisors, whose sum is σ = 2544254. Its totient is φ = 2544252.

The previous prime is 2544247. The next prime is 2544281. The reversal of 2544253 is 3524452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1338649 + 1205604 = 1157^2 + 1098^2 .

It is a cyclic number.

It is not a de Polignac number, because 2544253 - 2⁵ = 2544221 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁵ + 5 + 4⁵ + 4⁸ + 2¹⁹ + 5⁹ + 3⁵ .

It is equal to p₁₈₆₀₇₃ and since 2544253 and 186073 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2544293) 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, 1272126 + 1272127.

It is an arithmetic number, because the mean of its divisors is an integer number (1272127).

2^2544253 is an apocalyptic number.

It is an amenable number.

2544253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2544253 is an equidigital number, since it uses as much as digits as its factorization.

2544253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 25.

The square root of 2544253 is about 1595.0714717529. The cubic root of 2544253 is about 136.5170091557.

The spelling of 2544253 in words is "two million, five hundred forty-four thousand, two hundred fifty-three".