109790101 has 2 divisors, whose sum is σ = 109790102. Its totient is φ = 109790100.

The previous prime is 109790053. The next prime is 109790207. The reversal of 109790101 is 101097901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66031876 + 43758225 = 8126^2 + 6615^2 .

It is a cyclic number.

It is not a de Polignac number, because 109790101 - 2¹¹ = 109788053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109790101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109790801) 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, 54895050 + 54895051.

It is an arithmetic number, because the mean of its divisors is an integer number (54895051).

Almost surely, 2^109790101 is an apocalyptic number.

It is an amenable number.

109790101 is a deficient number, since it is larger than the sum of its proper divisors (1).

109790101 is an equidigital number, since it uses as much as digits as its factorization.

109790101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 28.

The square root of 109790101 is about 10478.0771613880. The cubic root of 109790101 is about 478.8370297645.

The spelling of 109790101 in words is "one hundred nine million, seven hundred ninety thousand, one hundred one".