43675982101 has 2 divisors, whose sum is σ = 43675982102. Its totient is φ = 43675982100.

The previous prime is 43675982087. The next prime is 43675982131. The reversal of 43675982101 is 10128957634.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25545628900 + 18130353201 = 159830^2 + 134649^2 .

It is a cyclic number.

It is not a de Polignac number, because 43675982101 - 2⁵ = 43675982069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43675982131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21837991050 + 21837991051.

It is an arithmetic number, because the mean of its divisors is an integer number (21837991051).

It is a 2-persistent number, because it is pandigital, and so is 2⋅43675982101 = 87351964202, but 3⋅43675982101 = 131027946303 is not.

Almost surely, 2^43675982101 is an apocalyptic number.

It is an amenable number.

43675982101 is a deficient number, since it is larger than the sum of its proper divisors (1).

43675982101 is an equidigital number, since it uses as much as digits as its factorization.

43675982101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 43675982101 in words is "forty-three billion, six hundred seventy-five million, nine hundred eighty-two thousand, one hundred one".