100069 has 2 divisors, whose sum is σ = 100070. Its totient is φ = 100068.

The previous prime is 100057. The next prime is 100103. The reversal of 100069 is 960001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96100 + 3969 = 310^2 + 63^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100069 is a prime.

It is a super-2 number, since 2×100069² = 20027609522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50034 + 50035.

It is an arithmetic number, because the mean of its divisors is an integer number (50035).

2¹⁰⁰⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

100069 is a deficient number, since it is larger than the sum of its proper divisors (1).

100069 is an equidigital number, since it uses as much as digits as its factorization.

100069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 100069 is about 316.3368457831. The cubic root of 100069 is about 46.4265615360.

The spelling of 100069 in words is "one hundred thousand, sixty-nine".