652128843 has 8 divisors (see below), whose sum is σ = 870694288. Its totient is φ = 434157984.

The previous prime is 652128839. The next prime is 652128847. The reversal of 652128843 is 348821256.

It is an interprime number because it is at equal distance from previous prime (652128839) and next prime (652128847).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 652128843 - 2² = 652128839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652128847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146080 + ... + 150477.

It is an arithmetic number, because the mean of its divisors is an integer number (108836786).

Almost surely, 2^652128843 is an apocalyptic number.

652128843 is a deficient number, since it is larger than the sum of its proper divisors (218565445).

652128843 is a wasteful number, since it uses less digits than its factorization.

652128843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297293.

The product of its digits is 92160, while the sum is 39.

The square root of 652128843 is about 25536.8134856329. The cubic root of 652128843 is about 867.1837604663.

The spelling of 652128843 in words is "six hundred fifty-two million, one hundred twenty-eight thousand, eight hundred forty-three".