1100104001 has 2 divisors, whose sum is σ = 1100104002. Its totient is φ = 1100104000.

The previous prime is 1100103997. The next prime is 1100104079. The reversal of 1100104001 is 1004010011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 662290225 + 437813776 = 25735^2 + 20924^2 .

It is an emirp because it is prime and its reverse (1004010011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1100104001 - 2² = 1100103997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100104001.

It is not a weakly prime, because it can be changed into another prime (1100104081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550052000 + 550052001.

It is an arithmetic number, because the mean of its divisors is an integer number (550052001).

Almost surely, 2^1100104001 is an apocalyptic number.

It is an amenable number.

1100104001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100104001 is an equidigital number, since it uses as much as digits as its factorization.

1100104001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1100104001 is about 33167.8157405639. The cubic root of 1100104001 is about 1032.3126472082.

Adding to 1100104001 its reverse (1004010011), we get a palindrome (2104114012).

The spelling of 1100104001 in words is "one billion, one hundred million, one hundred four thousand, one".