730998133 has 2 divisors, whose sum is σ = 730998134. Its totient is φ = 730998132.

The previous prime is 730998131. The next prime is 730998137. The reversal of 730998133 is 331899037.

730998133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 520661124 + 210337009 = 22818^2 + 14503^2 .

It is a cyclic number.

It is not a de Polignac number, because 730998133 - 2¹ = 730998131 is a prime.

Together with 730998131, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 730998133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730998131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365499066 + 365499067.

It is an arithmetic number, because the mean of its divisors is an integer number (365499067).

Almost surely, 2^730998133 is an apocalyptic number.

It is an amenable number.

730998133 is a deficient number, since it is larger than the sum of its proper divisors (1).

730998133 is an equidigital number, since it uses as much as digits as its factorization.

730998133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 730998133 is about 27036.9771424248. The cubic root of 730998133 is about 900.8215268306.

The spelling of 730998133 in words is "seven hundred thirty million, nine hundred ninety-eight thousand, one hundred thirty-three".