160889434 has 4 divisors (see below), whose sum is σ = 241334154. Its totient is φ = 80444716.

The previous prime is 160889387. The next prime is 160889437. The reversal of 160889434 is 434988061.

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

It can be written as a sum of positive squares in only one way, i.e., 109265209 + 51624225 = 10453^2 + 7185^2 .

It is not an unprimeable number, because it can be changed into a prime (160889437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40222357 + ... + 40222360.

Almost surely, 2^160889434 is an apocalyptic number.

160889434 is a deficient number, since it is larger than the sum of its proper divisors (80444720).

160889434 is an equidigital number, since it uses as much as digits as its factorization.

160889434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80444719.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 160889434 is about 12684.2198814117. The cubic root of 160889434 is about 543.8876214125.

The spelling of 160889434 in words is "one hundred sixty million, eight hundred eighty-nine thousand, four hundred thirty-four".