1118506103 has 8 divisors (see below), whose sum is σ = 1314049296. Its totient is φ = 938606400.

The previous prime is 1118506099. The next prime is 1118506121. The reversal of 1118506103 is 3016058111.

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 1118506103 - 2² = 1118506099 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 (1118536103) 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, 3910718 + ... + 3911003.

It is an arithmetic number, because the mean of its divisors is an integer number (164256162).

Almost surely, 2^1118506103 is an apocalyptic number.

1118506103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1118506103 is a deficient number, since it is larger than the sum of its proper divisors (195543193).

1118506103 is a wasteful number, since it uses less digits than its factorization.

1118506103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7821745.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1118506103 is about 33444.0742583795. The cubic root of 1118506103 is about 1038.0368856798.

The spelling of 1118506103 in words is "one billion, one hundred eighteen million, five hundred six thousand, one hundred three".