163353641 has 8 divisors (see below), whose sum is σ = 178524000. Its totient is φ = 148236640.

The previous prime is 163353611. The next prime is 163353643. The reversal of 163353641 is 146353361.

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 163353641 - 2⁶ = 163353577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163353598 and 163353607.

It is not an unprimeable number, because it can be changed into a prime (163353643) 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 7 ways as a sum of consecutive naturals, for example, 6791 + ... + 19308.

It is an arithmetic number, because the mean of its divisors is an integer number (22315500).

Almost surely, 2^163353641 is an apocalyptic number.

163353641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

163353641 is a deficient number, since it is larger than the sum of its proper divisors (15170359).

163353641 is a wasteful number, since it uses less digits than its factorization.

163353641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26679.

The product of its digits is 19440, while the sum is 32.

The square root of 163353641 is about 12780.9874814116. The cubic root of 163353641 is about 546.6503195505.

The spelling of 163353641 in words is "one hundred sixty-three million, three hundred fifty-three thousand, six hundred forty-one".