1118083847 has 2 divisors, whose sum is σ = 1118083848. Its totient is φ = 1118083846.

The previous prime is 1118083793. The next prime is 1118083909. The reversal of 1118083847 is 7483808111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1118083847 - 2²⁸ = 849648391 is a prime.

It is a super-2 number, since 2×1118083847² = 2500222977844638818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1118083247) 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, 559041923 + 559041924.

It is an arithmetic number, because the mean of its divisors is an integer number (559041924).

Almost surely, 2^1118083847 is an apocalyptic number.

1118083847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118083847 is an equidigital number, since it uses as much as digits as its factorization.

1118083847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 41.

The square root of 1118083847 is about 33437.7607952446. The cubic root of 1118083847 is about 1037.9062434267.

The spelling of 1118083847 in words is "one billion, one hundred eighteen million, eighty-three thousand, eight hundred forty-seven".