2530303133 has 4 divisors (see below), whose sum is σ = 2532267420. Its totient is φ = 2528338848.

The previous prime is 2530303079. The next prime is 2530303141. The reversal of 2530303133 is 3313030352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2393459929 + 136843204 = 48923^2 + 11698^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530303133 - 2²⁸ = 2261867677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2530303099 and 2530303108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530303733) 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, 980210 + ... + 982787.

It is an arithmetic number, because the mean of its divisors is an integer number (633066855).

Almost surely, 2^2530303133 is an apocalyptic number.

It is an amenable number.

2530303133 is a deficient number, since it is larger than the sum of its proper divisors (1964287).

2530303133 is a wasteful number, since it uses less digits than its factorization.

2530303133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964286.

The product of its (nonzero) digits is 2430, while the sum is 23.

The square root of 2530303133 is about 50302.1185736744. The cubic root of 2530303133 is about 1362.6704904406.

Adding to 2530303133 its reverse (3313030352), we get a palindrome (5843333485).

The spelling of 2530303133 in words is "two billion, five hundred thirty million, three hundred three thousand, one hundred thirty-three".