1123002103 has 2 divisors, whose sum is σ = 1123002104. Its totient is φ = 1123002102.

The previous prime is 1123002073. The next prime is 1123002121. The reversal of 1123002103 is 3012003211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123002103 is a prime.

It is a super-2 number, since 2×1123002103² = 2522267446684845218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123002193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561501051 + 561501052.

It is an arithmetic number, because the mean of its divisors is an integer number (561501052).

Almost surely, 2^1123002103 is an apocalyptic number.

1123002103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123002103 is an equidigital number, since it uses as much as digits as its factorization.

1123002103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1123002103 is about 33511.2235377940. The cubic root of 1123002103 is about 1039.4258736352.

Adding to 1123002103 its reverse (3012003211), we get a palindrome (4135005314).

The spelling of 1123002103 in words is "one billion, one hundred twenty-three million, two thousand, one hundred three".