160343521 has 8 divisors (see below), whose sum is σ = 172839744. Its totient is φ = 147870480.

The previous prime is 160343509. The next prime is 160343531. The reversal of 160343521 is 125343061.

160343521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 160343521 - 2¹⁷ = 160212449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160343531) 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, 10236 + ... + 20626.

It is an arithmetic number, because the mean of its divisors is an integer number (21604968).

Almost surely, 2^160343521 is an apocalyptic number.

It is an amenable number.

160343521 is a deficient number, since it is larger than the sum of its proper divisors (12496223).

160343521 is a wasteful number, since it uses less digits than its factorization.

160343521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11591.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 160343521 is about 12662.6822198143. The cubic root of 160343521 is about 543.2717703677.

Adding to 160343521 its reverse (125343061), we get a palindrome (285686582).

The spelling of 160343521 in words is "one hundred sixty million, three hundred forty-three thousand, five hundred twenty-one".