1204244133 has 4 divisors (see below), whose sum is σ = 1605658848. Its totient is φ = 802829420.

The previous prime is 1204244123. The next prime is 1204244161. The reversal of 1204244133 is 3314424021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3314424021 = 3 ⋅1104808007.

It is a cyclic number.

It is not a de Polignac number, because 1204244133 - 2⁸ = 1204243877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204244123) 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, 200707353 + ... + 200707358.

It is an arithmetic number, because the mean of its divisors is an integer number (401414712).

Almost surely, 2^1204244133 is an apocalyptic number.

It is an amenable number.

1204244133 is a deficient number, since it is larger than the sum of its proper divisors (401414715).

1204244133 is an equidigital number, since it uses as much as digits as its factorization.

1204244133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401414714.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1204244133 is about 34702.2208655296. The cubic root of 1204244133 is about 1063.9098907639.

Adding to 1204244133 its reverse (3314424021), we get a palindrome (4518668154).

The spelling of 1204244133 in words is "one billion, two hundred four million, two hundred forty-four thousand, one hundred thirty-three".