868153 has 12 divisors (see below), whose sum is σ = 1027728. Its totient is φ = 726960.

The previous prime is 868151. The next prime is 868157. The reversal of 868153 is 351868.

It is not a de Polignac number, because 868153 - 2¹ = 868151 is a prime.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (868151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1626 + ... + 2092.

It is an arithmetic number, because the mean of its divisors is an integer number (85644).

2⁸⁶⁸¹⁵³ is an apocalyptic number.

It is an amenable number.

868153 is a deficient number, since it is larger than the sum of its proper divisors (159575).

868153 is a wasteful number, since it uses less digits than its factorization.

868153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 491 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

The square root of 868153 is about 931.7472833338. The cubic root of 868153 is about 95.3964228859.

The spelling of 868153 in words is "eight hundred sixty-eight thousand, one hundred fifty-three".