2243453 has 2 divisors, whose sum is σ = 2243454. Its totient is φ = 2243452.

The previous prime is 2243431. The next prime is 2243467. The reversal of 2243453 is 3543422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1898884 + 344569 = 1378^2 + 587^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243453 - 2¹² = 2239357 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁹ + 4 + 3¹⁰ + 4⁸ + 5³ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2243053) 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, 1121726 + 1121727.

It is an arithmetic number, because the mean of its divisors is an integer number (1121727).

2^2243453 is an apocalyptic number.

It is an amenable number.

2243453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243453 is an equidigital number, since it uses as much as digits as its factorization.

2243453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 23.

The square root of 2243453 is about 1497.8160768265. The cubic root of 2243453 is about 130.9098499857.

Adding to 2243453 its reverse (3543422), we get a palindrome (5786875).

The spelling of 2243453 in words is "two million, two hundred forty-three thousand, four hundred fifty-three".