160143331 has 2 divisors, whose sum is σ = 160143332. Its totient is φ = 160143330.

The previous prime is 160143329. The next prime is 160143337. The reversal of 160143331 is 133341061.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 160143331 - 2¹ = 160143329 is a prime.

It is a super-2 number, since 2×160143331² = 51291772927551122, which contains 22 as substring.

Together with 160143329, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (160143337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80071665 + 80071666.

It is an arithmetic number, because the mean of its divisors is an integer number (80071666).

Almost surely, 2^160143331 is an apocalyptic number.

160143331 is a deficient number, since it is larger than the sum of its proper divisors (1).

160143331 is an equidigital number, since it uses as much as digits as its factorization.

160143331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 160143331 is about 12654.7750276329. The cubic root of 160143331 is about 543.0455833496.

Adding to 160143331 its reverse (133341061), we get a palindrome (293484392).

The spelling of 160143331 in words is "one hundred sixty million, one hundred forty-three thousand, three hundred thirty-one".