100969 has 8 divisors (see below), whose sum is σ = 112608. Its totient is φ = 89760.

The previous prime is 100957. The next prime is 100981. The reversal of 100969 is 969001.

It is an interprime number because it is at equal distance from previous prime (100957) and next prime (100981).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100969 - 2⁵ = 100937 is a prime.

It is a super-2 number, since 2×100969² = 20389477922, which contains 22 as substring.

It is a Duffinian number.

100969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (100999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669 + ... + 805.

It is an arithmetic number, because the mean of its divisors is an integer number (14076).

2¹⁰⁰⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

100969 is a deficient number, since it is larger than the sum of its proper divisors (11639).

100969 is a wasteful number, since it uses less digits than its factorization.

100969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 100969 is about 317.7561958483. The cubic root of 100969 is about 46.5653299933.

The spelling of 100969 in words is "one hundred thousand, nine hundred sixty-nine".