652999 has 2 divisors, whose sum is σ = 653000. Its totient is φ = 652998.

The previous prime is 652997. The next prime is 653033. The reversal of 652999 is 999256.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 652999 - 2¹ = 652997 is a prime.

Together with 652997, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

652999 is a modest number, since divided by 999 gives 652 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652991) 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, 326499 + 326500.

It is an arithmetic number, because the mean of its divisors is an integer number (326500).

2⁶⁵²⁹⁹⁹ is an apocalyptic number.

652999 is a deficient number, since it is larger than the sum of its proper divisors (1).

652999 is an equidigital number, since it uses as much as digits as its factorization.

652999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 40.

The square root of 652999 is about 808.0835352858. The cubic root of 652999 is about 86.7569292995.

The spelling of 652999 in words is "six hundred fifty-two thousand, nine hundred ninety-nine".