1204013203 has 2 divisors, whose sum is σ = 1204013204. Its totient is φ = 1204013202.

The previous prime is 1204013191. The next prime is 1204013227. The reversal of 1204013203 is 3023104021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1204013203 - 2⁵ = 1204013171 is a prime.

It is a super-3 number, since 3×1204013203³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1204013273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602006601 + 602006602.

It is an arithmetic number, because the mean of its divisors is an integer number (602006602).

Almost surely, 2^1204013203 is an apocalyptic number.

1204013203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204013203 is an equidigital number, since it uses as much as digits as its factorization.

1204013203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1204013203 is about 34698.8933973405. The cubic root of 1204013203 is about 1063.8418800755.

Adding to 1204013203 its reverse (3023104021), we get a palindrome (4227117224).

The spelling of 1204013203 in words is "one billion, two hundred four million, thirteen thousand, two hundred three".