852991135 has 8 divisors (see below), whose sum is σ = 1023986160. Its totient is φ = 682128384.

The previous prime is 852991127. The next prime is 852991141. The reversal of 852991135 is 531199258.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 852991135 - 2³ = 852991127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 852991091 and 852991100.

It is a congruent number.

It is an unprimeable number.

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, 18277 + ... + 45166.

It is an arithmetic number, because the mean of its divisors is an integer number (127998270).

Almost surely, 2^852991135 is an apocalyptic number.

852991135 is a deficient number, since it is larger than the sum of its proper divisors (170995025).

852991135 is a wasteful number, since it uses less digits than its factorization.

852991135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66137.

The product of its digits is 97200, while the sum is 43.

The square root of 852991135 is about 29206.0119667167. The cubic root of 852991135 is about 948.3780764373.

The spelling of 852991135 in words is "eight hundred fifty-two million, nine hundred ninety-one thousand, one hundred thirty-five".