1118106203 has 8 divisors (see below), whose sum is σ = 1146501216. Its totient is φ = 1089764800.

The previous prime is 1118106139. The next prime is 1118106217. The reversal of 1118106203 is 3026018111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1118106203 - 2⁶ = 1118106139 is a prime.

It is a super-2 number, since 2×1118106203² = 2500322962374154418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1118106263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30650 + ... + 56352.

It is an arithmetic number, because the mean of its divisors is an integer number (143312652).

Almost surely, 2^1118106203 is an apocalyptic number.

1118106203 is a deficient number, since it is larger than the sum of its proper divisors (28395013).

1118106203 is a wasteful number, since it uses less digits than its factorization.

1118106203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26805.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1118106203 is about 33438.0950862934. The cubic root of 1118106203 is about 1037.9131609989.

The spelling of 1118106203 in words is "one billion, one hundred eighteen million, one hundred six thousand, two hundred three".