33130403 has 2 divisors, whose sum is σ = 33130404. Its totient is φ = 33130402.

The previous prime is 33130379. The next prime is 33130411. The reversal of 33130403 is 30403133.

It is a strong prime.

It is an emirp because it is prime and its reverse (30403133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33130403 - 2¹² = 33126307 is a prime.

It is not a weakly prime, because it can be changed into another prime (33130453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16565201 + 16565202.

It is an arithmetic number, because the mean of its divisors is an integer number (16565202).

Almost surely, 2^33130403 is an apocalyptic number.

33130403 is a deficient number, since it is larger than the sum of its proper divisors (1).

33130403 is an equidigital number, since it uses as much as digits as its factorization.

33130403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 33130403 is about 5755.9015801176. The cubic root of 33130403 is about 321.1753747740.

Adding to 33130403 its reverse (30403133), we get a palindrome (63533536).

It can be divided in two parts, 33130 and 403, that added together give a palindrome (33533).

The spelling of 33130403 in words is "thirty-three million, one hundred thirty thousand, four hundred three".