8343653 has 2 divisors, whose sum is σ = 8343654. Its totient is φ = 8343652.

The previous prime is 8343613. The next prime is 8343659. The reversal of 8343653 is 3563438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4190209 + 4153444 = 2047^2 + 2038^2 .

It is a cyclic number.

It is not a de Polignac number, because 8343653 - 2⁶ = 8343589 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 (8343659) 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, 4171826 + 4171827.

It is an arithmetic number, because the mean of its divisors is an integer number (4171827).

Almost surely, 2^8343653 is an apocalyptic number.

It is an amenable number.

8343653 is a deficient number, since it is larger than the sum of its proper divisors (1).

8343653 is an equidigital number, since it uses as much as digits as its factorization.

8343653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

The square root of 8343653 is about 2888.5382116219. The cubic root of 8343653 is about 202.8237203937.

The spelling of 8343653 in words is "eight million, three hundred forty-three thousand, six hundred fifty-three".