2265143 has 2 divisors, whose sum is σ = 2265144. Its totient is φ = 2265142.

The previous prime is 2265101. The next prime is 2265149. The reversal of 2265143 is 3415622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2265143 - 2⁶ = 2265079 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁹ + 6⁸ + 5³ + 1 + 4² + 3¹⁰ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2265149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132571 + 1132572.

It is an arithmetic number, because the mean of its divisors is an integer number (1132572).

2^2265143 is an apocalyptic number.

2265143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2265143 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 9 representation: 2265143 = (4232165)₉.

2265143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 2265143 is about 1505.0392021472. The cubic root of 2265143 is about 131.3303822047.

The spelling of 2265143 in words is "two million, two hundred sixty-five thousand, one hundred forty-three".