110404309 has 2 divisors, whose sum is σ = 110404310. Its totient is φ = 110404308.

The previous prime is 110404297. The next prime is 110404313. The reversal of 110404309 is 903404011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110355025 + 49284 = 10505^2 + 222^2 .

It is a cyclic number.

It is not a de Polignac number, because 110404309 - 2²³ = 102015701 is a prime.

It is a super-2 number, since 2×110404309² = 24378222891534962, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110404309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110404369) 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, 55202154 + 55202155.

It is an arithmetic number, because the mean of its divisors is an integer number (55202155).

Almost surely, 2^110404309 is an apocalyptic number.

It is an amenable number.

110404309 is a deficient number, since it is larger than the sum of its proper divisors (1).

110404309 is an equidigital number, since it uses as much as digits as its factorization.

110404309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 110404309 is about 10507.3454782833. The cubic root of 110404309 is about 479.7283025462.

The spelling of 110404309 in words is "one hundred ten million, four hundred four thousand, three hundred nine".