1118051147 has 2 divisors, whose sum is σ = 1118051148. Its totient is φ = 1118051146.

The previous prime is 1118051131. The next prime is 1118051149. The reversal of 1118051147 is 7411508111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1118051147 - 2⁴ = 1118051131 is a prime.

Together with 1118051149, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1118051149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559025573 + 559025574.

It is an arithmetic number, because the mean of its divisors is an integer number (559025574).

Almost surely, 2^1118051147 is an apocalyptic number.

1118051147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118051147 is an equidigital number, since it uses as much as digits as its factorization.

1118051147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 29.

The square root of 1118051147 is about 33437.2718235205. The cubic root of 1118051147 is about 1037.8961249652.

Adding to 1118051147 its reverse (7411508111), we get a palindrome (8529559258).

The spelling of 1118051147 in words is "one billion, one hundred eighteen million, fifty-one thousand, one hundred forty-seven".