1201433203 has 8 divisors (see below), whose sum is σ = 1228473216. Its totient is φ = 1174555200.

The previous prime is 1201433183. The next prime is 1201433227. The reversal of 1201433203 is 3023341021.

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 1201433203 - 2⁹ = 1201432691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201433603) 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 7 ways as a sum of consecutive naturals, for example, 25443 + ... + 55228.

It is an arithmetic number, because the mean of its divisors is an integer number (153559152).

Almost surely, 2^1201433203 is an apocalyptic number.

1201433203 is a deficient number, since it is larger than the sum of its proper divisors (27040013).

1201433203 is an equidigital number, since it uses as much as digits as its factorization.

1201433203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81005.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1201433203 is about 34661.6964818515. The cubic root of 1201433203 is about 1063.0814579395.

Adding to 1201433203 its reverse (3023341021), we get a palindrome (4224774224).

The spelling of 1201433203 in words is "one billion, two hundred one million, four hundred thirty-three thousand, two hundred three".