109414121 has 2 divisors, whose sum is σ = 109414122. Its totient is φ = 109414120.

The previous prime is 109414087. The next prime is 109414133. The reversal of 109414121 is 121414901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64000000 + 45414121 = 8000^2 + 6739^2 .

It is a cyclic number.

It is not a de Polignac number, because 109414121 - 2¹⁰ = 109413097 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (109414181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54707060 + 54707061.

It is an arithmetic number, because the mean of its divisors is an integer number (54707061).

Almost surely, 2^109414121 is an apocalyptic number.

It is an amenable number.

109414121 is a deficient number, since it is larger than the sum of its proper divisors (1).

109414121 is an equidigital number, since it uses as much as digits as its factorization.

109414121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 109414121 is about 10460.1205059980. The cubic root of 109414121 is about 478.2898066342.

The spelling of 109414121 in words is "one hundred nine million, four hundred fourteen thousand, one hundred twenty-one".