166114433 has 2 divisors, whose sum is σ = 166114434. Its totient is φ = 166114432.

The previous prime is 166114409. The next prime is 166114439. The reversal of 166114433 is 334411661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110418064 + 55696369 = 10508^2 + 7463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166114433 is a prime.

It is a super-2 number, since 2×166114433² = 55188009701822978, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 166114396 and 166114405.

It is not a weakly prime, because it can be changed into another prime (166114439) 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, 83057216 + 83057217.

It is an arithmetic number, because the mean of its divisors is an integer number (83057217).

Almost surely, 2^166114433 is an apocalyptic number.

It is an amenable number.

166114433 is a deficient number, since it is larger than the sum of its proper divisors (1).

166114433 is an equidigital number, since it uses as much as digits as its factorization.

166114433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 166114433 is about 12888.5388233112. The cubic root of 166114433 is about 549.7127238051.

The spelling of 166114433 in words is "one hundred sixty-six million, one hundred fourteen thousand, four hundred thirty-three".