852981651 has 8 divisors (see below), whose sum is σ = 1263676560. Its totient is φ = 568654416.

The previous prime is 852981631. The next prime is 852981667. The reversal of 852981651 is 156189258.

It is a happy number.

It is not a de Polignac number, because 852981651 - 2⁹ = 852981139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 852981597 and 852981606.

It is not an unprimeable number, because it can be changed into a prime (852981631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15795930 + ... + 15795983.

It is an arithmetic number, because the mean of its divisors is an integer number (157959570).

Almost surely, 2^852981651 is an apocalyptic number.

852981651 is a deficient number, since it is larger than the sum of its proper divisors (410694909).

852981651 is a wasteful number, since it uses less digits than its factorization.

852981651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31591922 (or 31591916 counting only the distinct ones).

The product of its digits is 172800, while the sum is 45.

The square root of 852981651 is about 29205.8496024341. The cubic root of 852981651 is about 948.3745615704.

The spelling of 852981651 in words is "eight hundred fifty-two million, nine hundred eighty-one thousand, six hundred fifty-one".