729245053 has 2 divisors, whose sum is σ = 729245054. Its totient is φ = 729245052.

The previous prime is 729245021. The next prime is 729245071. The reversal of 729245053 is 350542927.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 728838009 + 407044 = 26997^2 + 638^2 .

It is a cyclic number.

It is not a de Polignac number, because 729245053 - 2⁵ = 729245021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (729245003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364622526 + 364622527.

It is an arithmetic number, because the mean of its divisors is an integer number (364622527).

Almost surely, 2^729245053 is an apocalyptic number.

It is an amenable number.

729245053 is a deficient number, since it is larger than the sum of its proper divisors (1).

729245053 is an equidigital number, since it uses as much as digits as its factorization.

729245053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 729245053 is about 27004.5376372194. The cubic root of 729245053 is about 900.1008335584.

It can be divided in two parts, 72924 and 5053, that added together give a palindrome (77977).

The spelling of 729245053 in words is "seven hundred twenty-nine million, two hundred forty-five thousand, fifty-three".