165089853 has 16 divisors (see below), whose sum is σ = 247003200. Its totient is φ = 108968400.

The previous prime is 165089843. The next prime is 165089863. The reversal of 165089853 is 358980561.

165089853 is a `hidden beast` number, since 1 + 6 + 508 + 98 + 53 = 666.

It is an interprime number because it is at equal distance from previous prime (165089843) and next prime (165089863).

It is not a de Polignac number, because 165089853 - 2⁶ = 165089789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165089799 and 165089808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165089833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27543 + ... + 32996.

It is an arithmetic number, because the mean of its divisors is an integer number (15437700).

Almost surely, 2^165089853 is an apocalyptic number.

It is an amenable number.

165089853 is a deficient number, since it is larger than the sum of its proper divisors (81913347).

165089853 is a wasteful number, since it uses less digits than its factorization.

165089853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60649 (or 60643 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 165089853 is about 12848.7296259202. The cubic root of 165089853 is about 548.5801980497.

The spelling of 165089853 in words is "one hundred sixty-five million, eighty-nine thousand, eight hundred fifty-three".