109857887063 has 2 divisors, whose sum is σ = 109857887064. Its totient is φ = 109857887062.

The previous prime is 109857887059. The next prime is 109857887107. The reversal of 109857887063 is 360788758901.

It is a weak prime.

It is an emirp because it is prime and its reverse (360788758901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109857887063 - 2² = 109857887059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109857886987 and 109857887005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109857887003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54928943531 + 54928943532.

It is an arithmetic number, because the mean of its divisors is an integer number (54928943532).

Almost surely, 2^109857887063 is an apocalyptic number.

109857887063 is a deficient number, since it is larger than the sum of its proper divisors (1).

109857887063 is an equidigital number, since it uses as much as digits as its factorization.

109857887063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20321280, while the sum is 62.

The spelling of 109857887063 in words is "one hundred nine billion, eight hundred fifty-seven million, eight hundred eighty-seven thousand, sixty-three".