161086307 has 2 divisors, whose sum is σ = 161086308. Its totient is φ = 161086306.

The previous prime is 161086241. The next prime is 161086327. The reversal of 161086307 is 703680161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161086307 - 2¹⁶ = 161020771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (161086327) 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, 80543153 + 80543154.

It is an arithmetic number, because the mean of its divisors is an integer number (80543154).

Almost surely, 2^161086307 is an apocalyptic number.

161086307 is a deficient number, since it is larger than the sum of its proper divisors (1).

161086307 is an equidigital number, since it uses as much as digits as its factorization.

161086307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 161086307 is about 12691.9780570248. The cubic root of 161086307 is about 544.1093744092.

The spelling of 161086307 in words is "one hundred sixty-one million, eighty-six thousand, three hundred seven".