109946470187 has 2 divisors, whose sum is σ = 109946470188. Its totient is φ = 109946470186.

The previous prime is 109946470181. The next prime is 109946470219. The reversal of 109946470187 is 781074649901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109946470187 - 2²⁶ = 109879361323 is a prime.

It is not a weakly prime, because it can be changed into another prime (109946470181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54973235093 + 54973235094.

It is an arithmetic number, because the mean of its divisors is an integer number (54973235094).

Almost surely, 2^109946470187 is an apocalyptic number.

109946470187 is a deficient number, since it is larger than the sum of its proper divisors (1).

109946470187 is an equidigital number, since it uses as much as digits as its factorization.

109946470187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 56.

The spelling of 109946470187 in words is "one hundred nine billion, nine hundred forty-six million, four hundred seventy thousand, one hundred eighty-seven".