1108903457 has 2 divisors, whose sum is σ = 1108903458. Its totient is φ = 1108903456.

The previous prime is 1108903429. The next prime is 1108903501. The reversal of 1108903457 is 7543098011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1108623616 + 279841 = 33296^2 + 529^2 .

It is a cyclic number.

It is not a de Polignac number, because 1108903457 - 2¹⁰ = 1108902433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1108903457.

It is not a weakly prime, because it can be changed into another prime (1108903427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554451728 + 554451729.

It is an arithmetic number, because the mean of its divisors is an integer number (554451729).

Almost surely, 2^1108903457 is an apocalyptic number.

It is an amenable number.

1108903457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108903457 is an equidigital number, since it uses as much as digits as its factorization.

1108903457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 1108903457 is about 33300.2020564440. The cubic root of 1108903457 is about 1035.0577443726.

The spelling of 1108903457 in words is "one billion, one hundred eight million, nine hundred three thousand, four hundred fifty-seven".