729053999 has 2 divisors, whose sum is σ = 729054000. Its totient is φ = 729053998.

The previous prime is 729053929. The next prime is 729054013. The reversal of 729053999 is 999350927.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 729053999 - 2¹² = 729049903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 729053999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (729053909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364526999 + 364527000.

It is an arithmetic number, because the mean of its divisors is an integer number (364527000).

Almost surely, 2^729053999 is an apocalyptic number.

729053999 is a deficient number, since it is larger than the sum of its proper divisors (1).

729053999 is an equidigital number, since it uses as much as digits as its factorization.

729053999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1377810, while the sum is 53.

The square root of 729053999 is about 27000.9999629643. Note that the first 4 decimals coincide. The cubic root of 729053999 is about 900.0222212620.

The spelling of 729053999 in words is "seven hundred twenty-nine million, fifty-three thousand, nine hundred ninety-nine".