1108980401 has 2 divisors, whose sum is σ = 1108980402. Its totient is φ = 1108980400.

The previous prime is 1108980377. The next prime is 1108980407. The reversal of 1108980401 is 1040898011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 723879025 + 385101376 = 26905^2 + 19624^2 .

It is an emirp because it is prime and its reverse (1040898011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1108980401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1108980407) 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, 554490200 + 554490201.

It is an arithmetic number, because the mean of its divisors is an integer number (554490201).

Almost surely, 2^1108980401 is an apocalyptic number.

It is an amenable number.

1108980401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108980401 is an equidigital number, since it uses as much as digits as its factorization.

1108980401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 32.

The square root of 1108980401 is about 33301.3573447089. The cubic root of 1108980401 is about 1035.0816838299.

The spelling of 1108980401 in words is "one billion, one hundred eight million, nine hundred eighty thousand, four hundred one".