109243713587 has 2 divisors, whose sum is σ = 109243713588. Its totient is φ = 109243713586.

The previous prime is 109243713569. The next prime is 109243713629. The reversal of 109243713587 is 785317342901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109243713587 - 2⁸ = 109243713331 is a prime.

It is not a weakly prime, because it can be changed into another prime (109843713587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54621856793 + 54621856794.

It is an arithmetic number, because the mean of its divisors is an integer number (54621856794).

Almost surely, 2^109243713587 is an apocalyptic number.

109243713587 is a deficient number, since it is larger than the sum of its proper divisors (1).

109243713587 is an equidigital number, since it uses as much as digits as its factorization.

109243713587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 109243713587 in words is "one hundred nine billion, two hundred forty-three million, seven hundred thirteen thousand, five hundred eighty-seven".