1118845499 has 2 divisors, whose sum is σ = 1118845500. Its totient is φ = 1118845498.

The previous prime is 1118845487. The next prime is 1118845613. The reversal of 1118845499 is 9945488111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118845499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1118845099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559422749 + 559422750.

It is an arithmetic number, because the mean of its divisors is an integer number (559422750).

Almost surely, 2^1118845499 is an apocalyptic number.

1118845499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118845499 is an equidigital number, since it uses as much as digits as its factorization.

1118845499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 50.

The square root of 1118845499 is about 33449.1479562634. The cubic root of 1118845499 is about 1038.1418679527.

The spelling of 1118845499 in words is "one billion, one hundred eighteen million, eight hundred forty-five thousand, four hundred ninety-nine".