1198203 has 4 divisors (see below), whose sum is σ = 1597608. Its totient is φ = 798800.

The previous prime is 1198201. The next prime is 1198217. The reversal of 1198203 is 3028911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3028911 = 3 ⋅1009637.

It is a cyclic number.

It is not a de Polignac number, because 1198203 - 2¹ = 1198201 is a prime.

It is a D-number.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (1198201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199698 + ... + 199703.

It is an arithmetic number, because the mean of its divisors is an integer number (399402).

2^1198203 is an apocalyptic number.

1198203 is a deficient number, since it is larger than the sum of its proper divisors (399405).

1198203 is an equidigital number, since it uses as much as digits as its factorization.

1198203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399404.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1198203 is about 1094.6245931825. The cubic root of 1198203 is about 106.2127860446.

The spelling of 1198203 in words is "one million, one hundred ninety-eight thousand, two hundred three".