1100004247 has 2 divisors, whose sum is σ = 1100004248. Its totient is φ = 1100004246.

The previous prime is 1100004209. The next prime is 1100004251. The reversal of 1100004247 is 7424000011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100004247 - 2²³ = 1091615639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100004947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550002123 + 550002124.

It is an arithmetic number, because the mean of its divisors is an integer number (550002124).

Almost surely, 2^1100004247 is an apocalyptic number.

1100004247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100004247 is an equidigital number, since it uses as much as digits as its factorization.

1100004247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 1100004247 is about 33166.3119294262. The cubic root of 1100004247 is about 1032.2814439679.

Adding to 1100004247 its reverse (7424000011), we get a palindrome (8524004258).

The spelling of 1100004247 in words is "one billion, one hundred million, four thousand, two hundred forty-seven".