166830341 has 2 divisors, whose sum is σ = 166830342. Its totient is φ = 166830340.

The previous prime is 166830329. The next prime is 166830343. The reversal of 166830341 is 143038661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136072225 + 30758116 = 11665^2 + 5546^2 .

It is a cyclic number.

It is not a de Polignac number, because 166830341 - 2¹⁰ = 166829317 is a prime.

Together with 166830343, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_9335615 and since 166830341 and 9335615 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 166830298 and 166830307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166830343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83415170 + 83415171.

It is an arithmetic number, because the mean of its divisors is an integer number (83415171).

Almost surely, 2^166830341 is an apocalyptic number.

It is an amenable number.

166830341 is a deficient number, since it is larger than the sum of its proper divisors (1).

166830341 is an equidigital number, since it uses as much as digits as its factorization.

166830341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 166830341 is about 12916.2820114768. The cubic root of 166830341 is about 550.5012961241.

The spelling of 166830341 in words is "one hundred sixty-six million, eight hundred thirty thousand, three hundred forty-one".