110109949 has 2 divisors, whose sum is σ = 110109950. Its totient is φ = 110109948.

The previous prime is 110109919. The next prime is 110109953. The reversal of 110109949 is 949901011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109935225 + 174724 = 10485^2 + 418^2 .

It is a cyclic number.

It is not a de Polignac number, because 110109949 - 2⁵ = 110109917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110109919) 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, 55054974 + 55054975.

It is an arithmetic number, because the mean of its divisors is an integer number (55054975).

Almost surely, 2^110109949 is an apocalyptic number.

It is an amenable number.

110109949 is a deficient number, since it is larger than the sum of its proper divisors (1).

110109949 is an equidigital number, since it uses as much as digits as its factorization.

110109949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 34.

The square root of 110109949 is about 10493.3287854713. The cubic root of 110109949 is about 479.3015724932.

The spelling of 110109949 in words is "one hundred ten million, one hundred nine thousand, nine hundred forty-nine".