1123102499 has 2 divisors, whose sum is σ = 1123102500. Its totient is φ = 1123102498.

The previous prime is 1123102493. The next prime is 1123102543. The reversal of 1123102499 is 9942013211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123102499 - 2²⁸ = 854667043 is a prime.

It is a super-2 number, since 2×1123102499² = 2522718446520090002, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1123102493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561551249 + 561551250.

It is an arithmetic number, because the mean of its divisors is an integer number (561551250).

Almost surely, 2^1123102499 is an apocalyptic number.

1123102499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123102499 is an equidigital number, since it uses as much as digits as its factorization.

1123102499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 1123102499 is about 33512.7214502195. The cubic root of 1123102499 is about 1039.4568474835.

The spelling of 1123102499 in words is "one billion, one hundred twenty-three million, one hundred two thousand, four hundred ninety-nine".