1104184421 has 2 divisors, whose sum is σ = 1104184422. Its totient is φ = 1104184420.

The previous prime is 1104184399. The next prime is 1104184423. The reversal of 1104184421 is 1244814011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1094881921 + 9302500 = 33089^2 + 3050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1104184421 is a prime.

Together with 1104184423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104184423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552092210 + 552092211.

It is an arithmetic number, because the mean of its divisors is an integer number (552092211).

Almost surely, 2^1104184421 is an apocalyptic number.

It is an amenable number.

1104184421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104184421 is an equidigital number, since it uses as much as digits as its factorization.

1104184421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 1104184421 is about 33229.2705457101. The cubic root of 1104184421 is about 1033.5873969692.

Adding to 1104184421 its reverse (1244814011), we get a palindrome (2348998432).

The spelling of 1104184421 in words is "one billion, one hundred four million, one hundred eighty-four thousand, four hundred twenty-one".