160634563 has 4 divisors (see below), whose sum is σ = 160663608. Its totient is φ = 160605520.

The previous prime is 160634543. The next prime is 160634603. The reversal of 160634563 is 365436061.

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 160634563 - 2²¹ = 158537411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160634543) 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 3 ways as a sum of consecutive naturals, for example, 3373 + ... + 18238.

It is an arithmetic number, because the mean of its divisors is an integer number (40165902).

Almost surely, 2^160634563 is an apocalyptic number.

160634563 is a deficient number, since it is larger than the sum of its proper divisors (29045).

160634563 is an equidigital number, since it uses as much as digits as its factorization.

160634563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29044.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 160634563 is about 12674.1691246409. The cubic root of 160634563 is about 543.6002720170.

The spelling of 160634563 in words is "one hundred sixty million, six hundred thirty-four thousand, five hundred sixty-three".