17160961 has 2 divisors, whose sum is σ = 17160962. Its totient is φ = 17160960.

The previous prime is 17160959. The next prime is 17160989. The reversal of 17160961 is 16906171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12559936 + 4601025 = 3544^2 + 2145^2 .

It is an emirp because it is prime and its reverse (16906171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17160961 - 2¹ = 17160959 is a prime.

Together with 17160959, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (17160931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8580480 + 8580481.

It is an arithmetic number, because the mean of its divisors is an integer number (8580481).

Almost surely, 2^17160961 is an apocalyptic number.

It is an amenable number.

17160961 is a deficient number, since it is larger than the sum of its proper divisors (1).

17160961 is an equidigital number, since it uses as much as digits as its factorization.

17160961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 17160961 is about 4142.5790276107. The cubic root of 17160961 is about 257.9371328906.

The spelling of 17160961 in words is "seventeen million, one hundred sixty thousand, nine hundred sixty-one".