106983751691 has 2 divisors, whose sum is σ = 106983751692. Its totient is φ = 106983751690.

The previous prime is 106983751663. The next prime is 106983751727. The reversal of 106983751691 is 196157389601.

It is a weak prime.

It is an emirp because it is prime and its reverse (196157389601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106983751691 - 2⁶ = 106983751627 is a prime.

It is a super-2 number, since 2×106983751691² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (106983751601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53491875845 + 53491875846.

It is an arithmetic number, because the mean of its divisors is an integer number (53491875846).

Almost surely, 2^106983751691 is an apocalyptic number.

106983751691 is a deficient number, since it is larger than the sum of its proper divisors (1).

106983751691 is an equidigital number, since it uses as much as digits as its factorization.

106983751691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 56.

The spelling of 106983751691 in words is "one hundred six billion, nine hundred eighty-three million, seven hundred fifty-one thousand, six hundred ninety-one".