166083077 has 2 divisors, whose sum is σ = 166083078. Its totient is φ = 166083076.

The previous prime is 166083059. The next prime is 166083119. The reversal of 166083077 is 770380661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153115876 + 12967201 = 12374^2 + 3601^2 .

It is an emirp because it is prime and its reverse (770380661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 166083077 - 2⁸ = 166082821 is a prime.

It is a super-3 number, since 3×166083077³ (a number of 26 digits) contains 333 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 166083077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166083977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83041538 + 83041539.

It is an arithmetic number, because the mean of its divisors is an integer number (83041539).

Almost surely, 2^166083077 is an apocalyptic number.

It is an amenable number.

166083077 is a deficient number, since it is larger than the sum of its proper divisors (1).

166083077 is an equidigital number, since it uses as much as digits as its factorization.

166083077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 166083077 is about 12887.3223363118. The cubic root of 166083077 is about 549.6781334397.

The spelling of 166083077 in words is "one hundred sixty-six million, eighty-three thousand, seventy-seven".