16166141 has 2 divisors, whose sum is σ = 16166142. Its totient is φ = 16166140.

The previous prime is 16166123. The next prime is 16166147. The reversal of 16166141 is 14166161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15960025 + 206116 = 3995^2 + 454^2 .

It is a cyclic number.

It is not a de Polignac number, because 16166141 - 2¹⁰ = 16165117 is a prime.

It is a super-2 number, since 2×16166141² = 522688229663762, which contains 22 as substring.

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 16166141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16166147) 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, 8083070 + 8083071.

It is an arithmetic number, because the mean of its divisors is an integer number (8083071).

Almost surely, 2^16166141 is an apocalyptic number.

It is an amenable number.

16166141 is a deficient number, since it is larger than the sum of its proper divisors (1).

16166141 is an equidigital number, since it uses as much as digits as its factorization.

16166141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 26.

The square root of 16166141 is about 4020.7139913204. The cubic root of 16166141 is about 252.8533940004.

The spelling of 16166141 in words is "sixteen million, one hundred sixty-six thousand, one hundred forty-one".