652451 has 2 divisors, whose sum is σ = 652452. Its totient is φ = 652450.

The previous prime is 652447. The next prime is 652453. The reversal of 652451 is 154256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 652451 - 2² = 652447 is a prime.

Together with 652453, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 6⁶ + 5⁵ + 4⁴ + 2¹⁹ + 5⁷ + 1 .

It is not a weakly prime, because it can be changed into another prime (652453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326225 + 326226.

It is an arithmetic number, because the mean of its divisors is an integer number (326226).

2⁶⁵²⁴⁵¹ is an apocalyptic number.

652451 is a deficient number, since it is larger than the sum of its proper divisors (1).

652451 is an equidigital number, since it uses as much as digits as its factorization.

652451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1200, while the sum is 23.

The square root of 652451 is about 807.7443902622. The cubic root of 652451 is about 86.7326535590.

The spelling of 652451 in words is "six hundred fifty-two thousand, four hundred fifty-one".