109527949 has 2 divisors, whose sum is σ = 109527950. Its totient is φ = 109527948.

The previous prime is 109527931. The next prime is 109527961. The reversal of 109527949 is 949725901.

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., 65901924 + 43626025 = 8118^2 + 6605^2 .

It is a cyclic number.

It is not a de Polignac number, because 109527949 - 2⁵ = 109527917 is a prime.

It is a super-2 number, since 2×109527949² = 23992743224293202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109527899 and 109527908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109527349) 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, 54763974 + 54763975.

It is an arithmetic number, because the mean of its divisors is an integer number (54763975).

Almost surely, 2^109527949 is an apocalyptic number.

It is an amenable number.

109527949 is a deficient number, since it is larger than the sum of its proper divisors (1).

109527949 is an equidigital number, since it uses as much as digits as its factorization.

109527949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 46.

The square root of 109527949 is about 10465.5601378999. The cubic root of 109527949 is about 478.4556106542.

The spelling of 109527949 in words is "one hundred nine million, five hundred twenty-seven thousand, nine hundred forty-nine".