107685481 has 2 divisors, whose sum is σ = 107685482. Its totient is φ = 107685480.

The previous prime is 107685419. The next prime is 107685491. The reversal of 107685481 is 184586701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106419856 + 1265625 = 10316^2 + 1125^2 .

It is a cyclic number.

It is not a de Polignac number, because 107685481 - 2⁷ = 107685353 is a prime.

It is a super-2 number, since 2×107685481² = 23192325636402722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107685401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53842740 + 53842741.

It is an arithmetic number, because the mean of its divisors is an integer number (53842741).

Almost surely, 2^107685481 is an apocalyptic number.

It is an amenable number.

107685481 is a deficient number, since it is larger than the sum of its proper divisors (1).

107685481 is an equidigital number, since it uses as much as digits as its factorization.

107685481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 107685481 is about 10377.1615097771. The cubic root of 107685481 is about 475.7575811135.

The spelling of 107685481 in words is "one hundred seven million, six hundred eighty-five thousand, four hundred eighty-one".