110361409 has 2 divisors, whose sum is σ = 110361410. Its totient is φ = 110361408.

The previous prime is 110361403. The next prime is 110361431. The reversal of 110361409 is 904163011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110313009 + 48400 = 10503^2 + 220^2 .

It is an emirp because it is prime and its reverse (904163011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110361409 is a prime.

It is not a weakly prime, because it can be changed into another prime (110361403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55180704 + 55180705.

It is an arithmetic number, because the mean of its divisors is an integer number (55180705).

Almost surely, 2^110361409 is an apocalyptic number.

It is an amenable number.

110361409 is a deficient number, since it is larger than the sum of its proper divisors (1).

110361409 is an equidigital number, since it uses as much as digits as its factorization.

110361409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 110361409 is about 10505.3038509126. The cubic root of 110361409 is about 479.6661582013. Note that the first 3 decimals are identical.

The spelling of 110361409 in words is "one hundred ten million, three hundred sixty-one thousand, four hundred nine".