109550141 has 2 divisors, whose sum is σ = 109550142. Its totient is φ = 109550140.

The previous prime is 109550137. The next prime is 109550167. The reversal of 109550141 is 141055901.

It is an a-pointer prime, because the next prime (109550167) can be obtained adding 109550141 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103449241 + 6100900 = 10171^2 + 2470^2 .

It is a cyclic number.

It is not a de Polignac number, because 109550141 - 2² = 109550137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 109550141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109550171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54775070 + 54775071.

It is an arithmetic number, because the mean of its divisors is an integer number (54775071).

Almost surely, 2^109550141 is an apocalyptic number.

It is an amenable number.

109550141 is a deficient number, since it is larger than the sum of its proper divisors (1).

109550141 is an equidigital number, since it uses as much as digits as its factorization.

109550141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 109550141 is about 10466.6203236766. The cubic root of 109550141 is about 478.4879225587.

The spelling of 109550141 in words is "one hundred nine million, five hundred fifty thousand, one hundred forty-one".