2003130433 has 2 divisors, whose sum is σ = 2003130434. Its totient is φ = 2003130432.

The previous prime is 2003130397. The next prime is 2003130443. The reversal of 2003130433 is 3340313002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1166359104 + 836771329 = 34152^2 + 28927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2003130433 is a prime.

It is a super-2 number, since 2×2003130433² = 8025063063221534978, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2003130433.

It is not a weakly prime, because it can be changed into another prime (2003130443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001565216 + 1001565217.

It is an arithmetic number, because the mean of its divisors is an integer number (1001565217).

Almost surely, 2^2003130433 is an apocalyptic number.

It is an amenable number.

2003130433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003130433 is an equidigital number, since it uses as much as digits as its factorization.

2003130433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 2003130433 is about 44756.3451702661. The cubic root of 2003130433 is about 1260.5780569666.

Adding to 2003130433 its reverse (3340313002), we get a palindrome (5343443435).

The spelling of 2003130433 in words is "two billion, three million, one hundred thirty thousand, four hundred thirty-three".