2253403 has 4 divisors (see below), whose sum is σ = 2256408. Its totient is φ = 2250400.

The previous prime is 2253397. The next prime is 2253409. The reversal of 2253403 is 3043522.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (2253397) and next prime (2253409).

It is a cyclic number.

It is not a de Polignac number, because 2253403 - 2⁵ = 2253371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2253409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675 + ... + 2227.

It is an arithmetic number, because the mean of its divisors is an integer number (564102).

2^2253403 is an apocalyptic number.

2253403 is a deficient number, since it is larger than the sum of its proper divisors (3005).

2253403 is a wasteful number, since it uses less digits than its factorization.

2253403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 2253403 is about 1501.1339047533. The cubic root of 2253403 is about 131.1030985294.

Adding to 2253403 its reverse (3043522), we get a palindrome (5296925).

The spelling of 2253403 in words is "two million, two hundred fifty-three thousand, four hundred three".