730143653 has 2 divisors, whose sum is σ = 730143654. Its totient is φ = 730143652.

The previous prime is 730143641. The next prime is 730143691. The reversal of 730143653 is 356341037.

730143653 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., 514699969 + 215443684 = 22687^2 + 14678^2 .

It is a cyclic number.

It is not a de Polignac number, because 730143653 - 2²⁰ = 729095077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730143853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365071826 + 365071827.

It is an arithmetic number, because the mean of its divisors is an integer number (365071827).

Almost surely, 2^730143653 is an apocalyptic number.

It is an amenable number.

730143653 is a deficient number, since it is larger than the sum of its proper divisors (1).

730143653 is an equidigital number, since it uses as much as digits as its factorization.

730143653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 730143653 is about 27021.1704594749. The cubic root of 730143653 is about 900.4703931965.

It can be divided in two parts, 73014 and 3653, that added together give a palindrome (76667).

The spelling of 730143653 in words is "seven hundred thirty million, one hundred forty-three thousand, six hundred fifty-three".