2553453 has 12 divisors (see below), whose sum is σ = 4215328. Its totient is φ = 1459080.

The previous prime is 2553433. The next prime is 2553457. The reversal of 2553453 is 3543552.

It is not a de Polignac number, because 2553453 - 2⁶ = 2553389 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 5² + 5² + 3⁸ + 4² + 5⁸ + 3¹⁰ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20203 + ... + 20328.

2^2553453 is an apocalyptic number.

It is an amenable number.

2553453 is a deficient number, since it is larger than the sum of its proper divisors (1661875).

2553453 is a wasteful number, since it uses less digits than its factorization.

2553453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40544 (or 40541 counting only the distinct ones).

The product of its digits is 9000, while the sum is 27.

The square root of 2553453 is about 1597.9527527433. The cubic root of 2553453 is about 136.6813593828.

Subtracting 2553453 from its reverse (3543552), we obtain a palindrome (990099).

The spelling of 2553453 in words is "two million, five hundred fifty-three thousand, four hundred fifty-three".