163240541 has 8 divisors (see below), whose sum is σ = 167992704. Its totient is φ = 158541760.

The previous prime is 163240529. The next prime is 163240607. The reversal of 163240541 is 145042361.

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 163240541 - 2²⁶ = 96131677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 163240541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163240501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7100 + ... + 19413.

It is an arithmetic number, because the mean of its divisors is an integer number (20999088).

Almost surely, 2^163240541 is an apocalyptic number.

It is an amenable number.

163240541 is a deficient number, since it is larger than the sum of its proper divisors (4752163).

163240541 is a wasteful number, since it uses less digits than its factorization.

163240541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26691.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 163240541 is about 12776.5621745444. The cubic root of 163240541 is about 546.5241302903.

The spelling of 163240541 in words is "one hundred sixty-three million, two hundred forty thousand, five hundred forty-one".