304403042133 has 12 divisors (see below), whose sum is σ = 439698163008. Its totient is φ = 202933109160.

The previous prime is 304403042051. The next prime is 304403042149. The reversal of 304403042133 is 331240304403.

304403042133 is a `hidden beast` number, since 3 + 0 + 440 + 3 + 0 + 4 + 213 + 3 = 666.

It is not a de Polignac number, because 304403042133 - 2²⁶ = 304335933269 is a prime.

It is a super-2 number, since 2×304403042133² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304403042097 and 304403042106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304403042173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1239316 + ... + 1464482.

It is an arithmetic number, because the mean of its divisors is an integer number (36641513584).

Almost surely, 2^304403042133 is an apocalyptic number.

It is an amenable number.

304403042133 is a deficient number, since it is larger than the sum of its proper divisors (135295120875).

304403042133 is a wasteful number, since it uses less digits than its factorization.

304403042133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375384 (or 375381 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 304403042133 its reverse (331240304403), we get a palindrome (635643346536).

The spelling of 304403042133 in words is "three hundred four billion, four hundred three million, forty-two thousand, one hundred thirty-three".