1098116403 has 4 divisors (see below), whose sum is σ = 1464155208. Its totient is φ = 732077600.

The previous prime is 1098116387. The next prime is 1098116417. The reversal of 1098116403 is 3046118901.

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 1098116403 - 2⁴ = 1098116387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1098116423) 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, 183019398 + ... + 183019403.

It is an arithmetic number, because the mean of its divisors is an integer number (366038802).

Almost surely, 2^1098116403 is an apocalyptic number.

1098116403 is a deficient number, since it is larger than the sum of its proper divisors (366038805).

1098116403 is an equidigital number, since it uses as much as digits as its factorization.

1098116403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366038804.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 1098116403 is about 33137.8394437537. The cubic root of 1098116403 is about 1031.6905667825.

The spelling of 1098116403 in words is "one billion, ninety-eight million, one hundred sixteen thousand, four hundred three".