2665343 has 2 divisors, whose sum is σ = 2665344. Its totient is φ = 2665342.

The previous prime is 2665321. The next prime is 2665357. The reversal of 2665343 is 3435662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2665343 - 2¹⁴ = 2648959 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 6⁴ + 6⁶ + 5⁹ + 3⁶ + 4⁵ + 3¹² .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2665363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332671 + 1332672.

It is an arithmetic number, because the mean of its divisors is an integer number (1332672).

2^2665343 is an apocalyptic number.

2665343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665343 is an equidigital number, since it uses as much as digits as its factorization.

2665343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 2665343 is about 1632.5878230588. The cubic root of 2665343 is about 138.6493065926.

The spelling of 2665343 in words is "two million, six hundred sixty-five thousand, three hundred forty-three".