5726531729 has 2 divisors, whose sum is σ = 5726531730. Its totient is φ = 5726531728.

The previous prime is 5726531693. The next prime is 5726531737. The reversal of 5726531729 is 9271356275.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5703270400 + 23261329 = 75520^2 + 4823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5726531729 is a prime.

It is a super-3 number, since 3×5726531729³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5726531749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2863265864 + 2863265865.

It is an arithmetic number, because the mean of its divisors is an integer number (2863265865).

Almost surely, 2^5726531729 is an apocalyptic number.

It is an amenable number.

5726531729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5726531729 is an equidigital number, since it uses as much as digits as its factorization.

5726531729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793800, while the sum is 47.

The square root of 5726531729 is about 75673.8510253046. The cubic root of 5726531729 is about 1789.0832804800.

The spelling of 5726531729 in words is "five billion, seven hundred twenty-six million, five hundred thirty-one thousand, seven hundred twenty-nine".