106971289 has 2 divisors, whose sum is σ = 106971290. Its totient is φ = 106971288.

The previous prime is 106971283. The next prime is 106971299. The reversal of 106971289 is 982179601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63872064 + 43099225 = 7992^2 + 6565^2 .

It is a cyclic number.

It is not a de Polignac number, because 106971289 - 2³ = 106971281 is a prime.

It is a super-2 number, since 2×106971289² = 22885713340643042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106971281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53485644 + 53485645.

It is an arithmetic number, because the mean of its divisors is an integer number (53485645).

Almost surely, 2^106971289 is an apocalyptic number.

It is an amenable number.

106971289 is a deficient number, since it is larger than the sum of its proper divisors (1).

106971289 is an equidigital number, since it uses as much as digits as its factorization.

106971289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 43.

The square root of 106971289 is about 10342.6925411133. The cubic root of 106971289 is about 474.7034736530.

The spelling of 106971289 in words is "one hundred six million, nine hundred seventy-one thousand, two hundred eighty-nine".