129733403 has 2 divisors, whose sum is σ = 129733404. Its totient is φ = 129733402.

The previous prime is 129733393. The next prime is 129733441. The reversal of 129733403 is 304337921.

It is a weak prime.

It is an emirp because it is prime and its reverse (304337921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 129733403 - 2⁸ = 129733147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 129733403.

It is not a weakly prime, because it can be changed into another prime (129733003) 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 as a sum of consecutive naturals, namely, 64866701 + 64866702.

It is an arithmetic number, because the mean of its divisors is an integer number (64866702).

Almost surely, 2^129733403 is an apocalyptic number.

129733403 is a deficient number, since it is larger than the sum of its proper divisors (1).

129733403 is an equidigital number, since it uses as much as digits as its factorization.

129733403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 129733403 is about 11390.0571991540. The cubic root of 129733403 is about 506.2331761315.

The spelling of 129733403 in words is "one hundred twenty-nine million, seven hundred thirty-three thousand, four hundred three".