160997743 has 2 divisors, whose sum is σ = 160997744. Its totient is φ = 160997742.

The previous prime is 160997741. The next prime is 160997747. The reversal of 160997743 is 347799061.

160997743 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 an emirp because it is prime and its reverse (347799061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 160997743 - 2¹ = 160997741 is a prime.

Together with 160997741, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 160997693 and 160997702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160997741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80498871 + 80498872.

It is an arithmetic number, because the mean of its divisors is an integer number (80498872).

Almost surely, 2^160997743 is an apocalyptic number.

160997743 is a deficient number, since it is larger than the sum of its proper divisors (1).

160997743 is an equidigital number, since it uses as much as digits as its factorization.

160997743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 160997743 is about 12688.4886018785. The cubic root of 160997743 is about 544.0096404271.

The spelling of 160997743 in words is "one hundred sixty million, nine hundred ninety-seven thousand, seven hundred forty-three".