160515161 has 2 divisors, whose sum is σ = 160515162. Its totient is φ = 160515160.

The previous prime is 160515119. The next prime is 160515193. The reversal of 160515161 is 161515061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97614400 + 62900761 = 9880^2 + 7931^2 .

It is an emirp because it is prime and its reverse (161515061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 160515161 - 2¹⁸ = 160253017 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 160515161.

It is not a weakly prime, because it can be changed into another prime (160515661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80257580 + 80257581.

It is an arithmetic number, because the mean of its divisors is an integer number (80257581).

Almost surely, 2^160515161 is an apocalyptic number.

It is an amenable number.

160515161 is a deficient number, since it is larger than the sum of its proper divisors (1).

160515161 is an equidigital number, since it uses as much as digits as its factorization.

160515161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 160515161 is about 12669.4578021319. The cubic root of 160515161 is about 543.4655499763.

It can be divided in two parts, 16051 and 5161, that added together give a palindrome (21212).

The spelling of 160515161 in words is "one hundred sixty million, five hundred fifteen thousand, one hundred sixty-one".