100166069 has 2 divisors, whose sum is σ = 100166070. Its totient is φ = 100166068.

The previous prime is 100166051. The next prime is 100166083. The reversal of 100166069 is 960661001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97259044 + 2907025 = 9862^2 + 1705^2 .

It is a cyclic number.

It is not a de Polignac number, because 100166069 - 2¹² = 100161973 is a prime.

It is a super-2 number, since 2×100166069² = 20066482757825522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100160069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50083034 + 50083035.

It is an arithmetic number, because the mean of its divisors is an integer number (50083035).

Almost surely, 2^100166069 is an apocalyptic number.

It is an amenable number.

100166069 is a deficient number, since it is larger than the sum of its proper divisors (1).

100166069 is an equidigital number, since it uses as much as digits as its factorization.

100166069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 100166069 is about 10008.3000054954. The cubic root of 100166069 is about 464.4156825977.

The spelling of 100166069 in words is "one hundred million, one hundred sixty-six thousand, sixty-nine".