106938517841 has 2 divisors, whose sum is σ = 106938517842. Its totient is φ = 106938517840.

The previous prime is 106938517793. The next prime is 106938517919. The reversal of 106938517841 is 148715839601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54074851600 + 52863666241 = 232540^2 + 229921^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106938517841 is a prime.

It is a super-2 number, since 2×106938517841² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106938517241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53469258920 + 53469258921.

It is an arithmetic number, because the mean of its divisors is an integer number (53469258921).

Almost surely, 2^106938517841 is an apocalyptic number.

It is an amenable number.

106938517841 is a deficient number, since it is larger than the sum of its proper divisors (1).

106938517841 is an equidigital number, since it uses as much as digits as its factorization.

106938517841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 53.

The spelling of 106938517841 in words is "one hundred six billion, nine hundred thirty-eight million, five hundred seventeen thousand, eight hundred forty-one".