160813563 has 4 divisors (see below), whose sum is σ = 214418088. Its totient is φ = 107209040.

The previous prime is 160813547. The next prime is 160813567. The reversal of 160813563 is 365318061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 160813563 - 2⁴ = 160813547 is a prime.

It is a super-2 number, since 2×160813563² = 51722004089509938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (160813567) 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 3 ways as a sum of consecutive naturals, for example, 26802258 + ... + 26802263.

It is an arithmetic number, because the mean of its divisors is an integer number (53604522).

Almost surely, 2^160813563 is an apocalyptic number.

160813563 is a deficient number, since it is larger than the sum of its proper divisors (53604525).

160813563 is an equidigital number, since it uses as much as digits as its factorization.

160813563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53604524.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 160813563 is about 12681.2287653839. The cubic root of 160813563 is about 543.8021138584.

The spelling of 160813563 in words is "one hundred sixty million, eight hundred thirteen thousand, five hundred sixty-three".