109075049 has 2 divisors, whose sum is σ = 109075050. Its totient is φ = 109075048.

The previous prime is 109075037. The next prime is 109075069. The reversal of 109075049 is 940570901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105678400 + 3396649 = 10280^2 + 1843^2 .

It is a cyclic number.

It is not a de Polignac number, because 109075049 - 2⁴ = 109075033 is a prime.

It is not a weakly prime, because it can be changed into another prime (109075069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54537524 + 54537525.

It is an arithmetic number, because the mean of its divisors is an integer number (54537525).

Almost surely, 2^109075049 is an apocalyptic number.

It is an amenable number.

109075049 is a deficient number, since it is larger than the sum of its proper divisors (1).

109075049 is an equidigital number, since it uses as much as digits as its factorization.

109075049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 109075049 is about 10443.9000856960. The cubic root of 109075049 is about 477.7952254530.

The spelling of 109075049 in words is "one hundred nine million, seventy-five thousand, forty-nine".