160036991 has 2 divisors, whose sum is σ = 160036992. Its totient is φ = 160036990.

The previous prime is 160036979. The next prime is 160037023. The reversal of 160036991 is 199630061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 160036991 - 2¹⁴ = 160020607 is a prime.

It is a super-2 number, since 2×160036991² = 51223676976668162, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160036901) 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 as a sum of consecutive naturals, namely, 80018495 + 80018496.

It is an arithmetic number, because the mean of its divisors is an integer number (80018496).

Almost surely, 2^160036991 is an apocalyptic number.

160036991 is a deficient number, since it is larger than the sum of its proper divisors (1).

160036991 is an equidigital number, since it uses as much as digits as its factorization.

160036991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 160036991 is about 12650.5727538321. The cubic root of 160036991 is about 542.9253571878.

The spelling of 160036991 in words is "one hundred sixty million, thirty-six thousand, nine hundred ninety-one".