728369053 has 2 divisors, whose sum is σ = 728369054. Its totient is φ = 728369052.

The previous prime is 728369027. The next prime is 728369093. The reversal of 728369053 is 350963827.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 391169284 + 337199769 = 19778^2 + 18363^2 .

It is a cyclic number.

It is not a de Polignac number, because 728369053 - 2⁵ = 728369021 is a prime.

It is equal to p_37644559 and since 728369053 and 37644559 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (728369093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364184526 + 364184527.

It is an arithmetic number, because the mean of its divisors is an integer number (364184527).

Almost surely, 2^728369053 is an apocalyptic number.

It is an amenable number.

728369053 is a deficient number, since it is larger than the sum of its proper divisors (1).

728369053 is an equidigital number, since it uses as much as digits as its factorization.

728369053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 728369053 is about 26988.3132670421. The cubic root of 728369053 is about 899.7402760843.

The spelling of 728369053 in words is "seven hundred twenty-eight million, three hundred sixty-nine thousand, fifty-three".