101065669 has 2 divisors, whose sum is σ = 101065670. Its totient is φ = 101065668.

The previous prime is 101065661. The next prime is 101065687. The reversal of 101065669 is 966560101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82901025 + 18164644 = 9105^2 + 4262^2 .

It is a cyclic number.

It is not a de Polignac number, because 101065669 - 2³ = 101065661 is a prime.

It is a super-2 number, since 2×101065669² = 20428538900835122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101065661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50532834 + 50532835.

It is an arithmetic number, because the mean of its divisors is an integer number (50532835).

Almost surely, 2^101065669 is an apocalyptic number.

It is an amenable number.

101065669 is a deficient number, since it is larger than the sum of its proper divisors (1).

101065669 is an equidigital number, since it uses as much as digits as its factorization.

101065669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 101065669 is about 10053.1422450893. The cubic root of 101065669 is about 465.8018599886.

The spelling of 101065669 in words is "one hundred one million, sixty-five thousand, six hundred sixty-nine".