1117290103 has 2 divisors, whose sum is σ = 1117290104. Its totient is φ = 1117290102.

The previous prime is 1117290071. The next prime is 1117290197. The reversal of 1117290103 is 3010927111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1117290103 - 2⁵ = 1117290071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1117291103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558645051 + 558645052.

It is an arithmetic number, because the mean of its divisors is an integer number (558645052).

Almost surely, 2^1117290103 is an apocalyptic number.

1117290103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117290103 is an equidigital number, since it uses as much as digits as its factorization.

1117290103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 1117290103 is about 33425.8897114198. The cubic root of 1117290103 is about 1037.6605770328.

The spelling of 1117290103 in words is "one billion, one hundred seventeen million, two hundred ninety thousand, one hundred three".