11118847 has 2 divisors, whose sum is σ = 11118848. Its totient is φ = 11118846.

The previous prime is 11118841. The next prime is 11118853. The reversal of 11118847 is 74881111.

It is a balanced prime because it is at equal distance from previous prime (11118841) and next prime (11118853).

It is an emirp because it is prime and its reverse (74881111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11118847 - 2²³ = 2730239 is a prime.

It is a super-3 number, since 3×11118847³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11118841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5559423 + 5559424.

It is an arithmetic number, because the mean of its divisors is an integer number (5559424).

Almost surely, 2^11118847 is an apocalyptic number.

11118847 is a deficient number, since it is larger than the sum of its proper divisors (1).

11118847 is an equidigital number, since it uses as much as digits as its factorization.

11118847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1792, while the sum is 31.

The square root of 11118847 is about 3334.4935147635. The cubic root of 11118847 is about 223.1960912694.

Adding to 11118847 its reverse (74881111), we get a palindrome (85999958).

The spelling of 11118847 in words is "eleven million, one hundred eighteen thousand, eight hundred forty-seven".