2542453 has 2 divisors, whose sum is σ = 2542454. Its totient is φ = 2542452.

The previous prime is 2542429. The next prime is 2542471. The reversal of 2542453 is 3542452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2380849 + 161604 = 1543^2 + 402^2 .

It is a cyclic number.

It is not a de Polignac number, because 2542453 - 2⁹ = 2541941 is a prime.

It is a d-powerful number, because it can be written as 2¹⁴ + 5⁶ + 4⁶ + 2²¹ + 4⁷ + 5⁸ + 3⁷ .

2542453 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542483) 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, 1271226 + 1271227.

It is an arithmetic number, because the mean of its divisors is an integer number (1271227).

2^2542453 is an apocalyptic number.

It is an amenable number.

2542453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542453 is an equidigital number, since it uses as much as digits as its factorization.

2542453 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 2542453 is about 1594.5071338818. The cubic root of 2542453 is about 136.4848073543.

Subtracting 2542453 from its reverse (3542452), we obtain a palindrome (999999).

The spelling of 2542453 in words is "two million, five hundred forty-two thousand, four hundred fifty-three".