106938719 has 2 divisors, whose sum is σ = 106938720. Its totient is φ = 106938718.

The previous prime is 106938703. The next prime is 106938731. The reversal of 106938719 is 917839601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106938719 - 2⁴ = 106938703 is a prime.

It is a super-2 number, since 2×106938719² = 22871779242721922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106938719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106938319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53469359 + 53469360.

It is an arithmetic number, because the mean of its divisors is an integer number (53469360).

Almost surely, 2^106938719 is an apocalyptic number.

106938719 is a deficient number, since it is larger than the sum of its proper divisors (1).

106938719 is an equidigital number, since it uses as much as digits as its factorization.

106938719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 106938719 is about 10341.1178796105. The cubic root of 106938719 is about 474.6552904388.

The spelling of 106938719 in words is "one hundred six million, nine hundred thirty-eight thousand, seven hundred nineteen".