1118264983 has 4 divisors (see below), whose sum is σ = 1219925448. Its totient is φ = 1016604520.

The previous prime is 1118264977. The next prime is 1118265013. The reversal of 1118264983 is 3894628111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1118264983 - 2⁵ = 1118264951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118264183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50830216 + ... + 50830237.

It is an arithmetic number, because the mean of its divisors is an integer number (304981362).

Almost surely, 2^1118264983 is an apocalyptic number.

1118264983 is a deficient number, since it is larger than the sum of its proper divisors (101660465).

1118264983 is a wasteful number, since it uses less digits than its factorization.

1118264983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101660464.

The product of its digits is 82944, while the sum is 43.

The square root of 1118264983 is about 33440.4692401288. The cubic root of 1118264983 is about 1037.9622893229.

The spelling of 1118264983 in words is "one billion, one hundred eighteen million, two hundred sixty-four thousand, nine hundred eighty-three".