160990333 has 6 divisors (see below), whose sum is σ = 187274526. Its totient is φ = 137991672.

The previous prime is 160990327. The next prime is 160990343. The reversal of 160990333 is 333099061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 157703364 + 3286969 = 12558^2 + 1813^2 .

It is not a de Polignac number, because 160990333 - 2⁵ = 160990301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160990343) 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 5 ways as a sum of consecutive naturals, for example, 1642710 + ... + 1642807.

It is an arithmetic number, because the mean of its divisors is an integer number (31212421).

Almost surely, 2^160990333 is an apocalyptic number.

It is an amenable number.

160990333 is a deficient number, since it is larger than the sum of its proper divisors (26284193).

160990333 is an equidigital number, since it uses as much as digits as its factorization.

160990333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3285531 (or 3285524 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 34.

The square root of 160990333 is about 12688.1966015664. The cubic root of 160990333 is about 544.0012941957.

The spelling of 160990333 in words is "one hundred sixty million, nine hundred ninety thousand, three hundred thirty-three".