6653163 has 8 divisors (see below), whose sum is σ = 9677376. Its totient is φ = 4032200.

The previous prime is 6653159. The next prime is 6653183. The reversal of 6653163 is 3613566.

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 6653163 - 2² = 6653159 is a prime.

6653163 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6653163.

It is not an unprimeable number, because it can be changed into a prime (6653123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100773 + ... + 100838.

It is an arithmetic number, because the mean of its divisors is an integer number (1209672).

Almost surely, 2^6653163 is an apocalyptic number.

6653163 is a deficient number, since it is larger than the sum of its proper divisors (3024213).

6653163 is a wasteful number, since it uses less digits than its factorization.

6653163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201625.

The product of its digits is 9720, while the sum is 30.

The square root of 6653163 is about 2579.3725981331. The cubic root of 6653163 is about 188.0800455125.

It can be divided in two parts, 665 and 3163, that added together give a triangular number (3828 = T₈₇).

The spelling of 6653163 in words is "six million, six hundred fifty-three thousand, one hundred sixty-three".