160614991 has 2 divisors, whose sum is σ = 160614992. Its totient is φ = 160614990.

The previous prime is 160614989. The next prime is 160615001. The reversal of 160614991 is 199416061.

160614991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 160614991 - 2¹ = 160614989 is a prime.

It is a super-3 number, since 3×160614991³ (a number of 26 digits) contains 333 as substring.

Together with 160614989, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 160614991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160614901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80307495 + 80307496.

It is an arithmetic number, because the mean of its divisors is an integer number (80307496).

Almost surely, 2^160614991 is an apocalyptic number.

160614991 is a deficient number, since it is larger than the sum of its proper divisors (1).

160614991 is an equidigital number, since it uses as much as digits as its factorization.

160614991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 160614991 is about 12673.3969795000. The cubic root of 160614991 is about 543.5781933799.

The spelling of 160614991 in words is "one hundred sixty million, six hundred fourteen thousand, nine hundred ninety-one".