4511728399 has 2 divisors, whose sum is σ = 4511728400. Its totient is φ = 4511728398.

The previous prime is 4511728367. The next prime is 4511728409. The reversal of 4511728399 is 9938271154.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4511728399 - 2⁵ = 4511728367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4511726399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2255864199 + 2255864200.

It is an arithmetic number, because the mean of its divisors is an integer number (2255864200).

Almost surely, 2^4511728399 is an apocalyptic number.

4511728399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4511728399 is an equidigital number, since it uses as much as digits as its factorization.

4511728399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 49.

The square root of 4511728399 is about 67169.4007640384. The cubic root of 4511728399 is about 1652.3966883213.

The spelling of 4511728399 in words is "four billion, five hundred eleven million, seven hundred twenty-eight thousand, three hundred ninety-nine".