106780979 has 2 divisors, whose sum is σ = 106780980. Its totient is φ = 106780978.

The previous prime is 106780943. The next prime is 106780991. The reversal of 106780979 is 979087601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106780979 - 2¹² = 106776883 is a prime.

It is a super-2 number, since 2×106780979² = 22804354952396882, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106780909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53390489 + 53390490.

It is an arithmetic number, because the mean of its divisors is an integer number (53390490).

Almost surely, 2^106780979 is an apocalyptic number.

106780979 is a deficient number, since it is larger than the sum of its proper divisors (1).

106780979 is an equidigital number, since it uses as much as digits as its factorization.

106780979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 47.

The square root of 106780979 is about 10333.4882300218. The cubic root of 106780979 is about 474.4217954372.

The spelling of 106780979 in words is "one hundred six million, seven hundred eighty thousand, nine hundred seventy-nine".