106842979 has 2 divisors, whose sum is σ = 106842980. Its totient is φ = 106842978.

The previous prime is 106842973. The next prime is 106843021. The reversal of 106842979 is 979248601.

It is a weak prime.

It is an emirp because it is prime and its reverse (979248601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106842979 - 2⁷ = 106842851 is a prime.

It is a super-2 number, since 2×106842979² = 22830844323188882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106842973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53421489 + 53421490.

It is an arithmetic number, because the mean of its divisors is an integer number (53421490).

Almost surely, 2^106842979 is an apocalyptic number.

106842979 is a deficient number, since it is larger than the sum of its proper divisors (1).

106842979 is an equidigital number, since it uses as much as digits as its factorization.

106842979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 106842979 is about 10336.4877497146. The cubic root of 106842979 is about 474.5135984922.

The spelling of 106842979 in words is "one hundred six million, eight hundred forty-two thousand, nine hundred seventy-nine".