106843969 has 2 divisors, whose sum is σ = 106843970. Its totient is φ = 106843968.

The previous prime is 106843967. The next prime is 106843981. The reversal of 106843969 is 969348601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61779600 + 45064369 = 7860^2 + 6713^2 .

It is a cyclic number.

It is not a de Polignac number, because 106843969 - 2¹ = 106843967 is a prime.

It is a super-2 number, since 2×106843969² = 22831267423345922, which contains 22 as substring.

Together with 106843967, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (106843967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53421984 + 53421985.

It is an arithmetic number, because the mean of its divisors is an integer number (53421985).

Almost surely, 2^106843969 is an apocalyptic number.

It is an amenable number.

106843969 is a deficient number, since it is larger than the sum of its proper divisors (1).

106843969 is an equidigital number, since it uses as much as digits as its factorization.

106843969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 106843969 is about 10336.5356382107. The cubic root of 106843969 is about 474.5150640916.

The spelling of 106843969 in words is "one hundred six million, eight hundred forty-three thousand, nine hundred sixty-nine".