1115725103 has 2 divisors, whose sum is σ = 1115725104. Its totient is φ = 1115725102.

The previous prime is 1115725097. The next prime is 1115725159. The reversal of 1115725103 is 3015275111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1115725103 - 2⁸ = 1115724847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1115725183) 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, 557862551 + 557862552.

It is an arithmetic number, because the mean of its divisors is an integer number (557862552).

Almost surely, 2^1115725103 is an apocalyptic number.

1115725103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115725103 is an equidigital number, since it uses as much as digits as its factorization.

1115725103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 1115725103 is about 33402.4715103538. The cubic root of 1115725103 is about 1037.1758632860.

The spelling of 1115725103 in words is "one billion, one hundred fifteen million, seven hundred twenty-five thousand, one hundred three".