652943 has 2 divisors, whose sum is σ = 652944. Its totient is φ = 652942.

The previous prime is 652937. The next prime is 652957. The reversal of 652943 is 349256.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652943 is a prime.

It is a super-2 number, since 2×652943² = 852669122498, which contains 22 as substring.

It is a Chen prime.

It is a d-powerful number, because it can be written as 6³ + 5⁵ + 9³ + 2¹⁹ + 4⁸ + 3¹⁰ .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652903) 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, 326471 + 326472.

It is an arithmetic number, because the mean of its divisors is an integer number (326472).

2⁶⁵²⁹⁴³ is an apocalyptic number.

652943 is a deficient number, since it is larger than the sum of its proper divisors (1).

652943 is an equidigital number, since it uses as much as digits as its factorization.

652943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 652943 is about 808.0488846598. The cubic root of 652943 is about 86.7544491900.

The spelling of 652943 in words is "six hundred fifty-two thousand, nine hundred forty-three".