2251343 has 2 divisors, whose sum is σ = 2251344. Its totient is φ = 2251342.

The previous prime is 2251331. The next prime is 2251349. The reversal of 2251343 is 3431522.

It is a happy number.

2251343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2251343 - 2⁶ = 2251279 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125671 + 1125672.

It is an arithmetic number, because the mean of its divisors is an integer number (1125672).

2^2251343 is an apocalyptic number.

2251343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251343 is an equidigital number, since it uses as much as digits as its factorization.

2251343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 20.

The square root of 2251343 is about 1500.4475998848. The cubic root of 2251343 is about 131.0631360485.

Adding to 2251343 its reverse (3431522), we get a palindrome (5682865).

The spelling of 2251343 in words is "two million, two hundred fifty-one thousand, three hundred forty-three".