539536961 has 2 divisors, whose sum is σ = 539536962. Its totient is φ = 539536960.

The previous prime is 539536931. The next prime is 539537069. The reversal of 539536961 is 169635935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 516198400 + 23338561 = 22720^2 + 4831^2 .

It is a cyclic number.

It is not a de Polignac number, because 539536961 - 2¹⁰ = 539535937 is a prime.

It is a super-2 number, since 2×539536961² = 582200264570231042, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (539536931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269768480 + 269768481.

It is an arithmetic number, because the mean of its divisors is an integer number (269768481).

Almost surely, 2^539536961 is an apocalyptic number.

It is an amenable number.

539536961 is a deficient number, since it is larger than the sum of its proper divisors (1).

539536961 is an equidigital number, since it uses as much as digits as its factorization.

539536961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 656100, while the sum is 47.

The square root of 539536961 is about 23227.9349275823. The cubic root of 539536961 is about 814.0924626377.

The spelling of 539536961 in words is "five hundred thirty-nine million, five hundred thirty-six thousand, nine hundred sixty-one".