107643953 has 2 divisors, whose sum is σ = 107643954. Its totient is φ = 107643952.

The previous prime is 107643941. The next prime is 107643973. The reversal of 107643953 is 359346701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92025649 + 15618304 = 9593^2 + 3952^2 .

It is a cyclic number.

It is not a de Polignac number, because 107643953 - 2⁴ = 107643937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (107643973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53821976 + 53821977.

It is an arithmetic number, because the mean of its divisors is an integer number (53821977).

Almost surely, 2^107643953 is an apocalyptic number.

It is an amenable number.

107643953 is a deficient number, since it is larger than the sum of its proper divisors (1).

107643953 is an equidigital number, since it uses as much as digits as its factorization.

107643953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 107643953 is about 10375.1603843025. The cubic root of 107643953 is about 475.6964159470.

The spelling of 107643953 in words is "one hundred seven million, six hundred forty-three thousand, nine hundred fifty-three".