1118729383 has 2 divisors, whose sum is σ = 1118729384. Its totient is φ = 1118729382.

The previous prime is 1118729371. The next prime is 1118729401. The reversal of 1118729383 is 3839278111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118729383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1118729363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559364691 + 559364692.

It is an arithmetic number, because the mean of its divisors is an integer number (559364692).

Almost surely, 2^1118729383 is an apocalyptic number.

1118729383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118729383 is an equidigital number, since it uses as much as digits as its factorization.

1118729383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 43.

The square root of 1118729383 is about 33447.4122018431. The cubic root of 1118729383 is about 1038.1059532377.

The spelling of 1118729383 in words is "one billion, one hundred eighteen million, seven hundred twenty-nine thousand, three hundred eighty-three".