536920009 has 2 divisors, whose sum is σ = 536920010. Its totient is φ = 536920008.

The previous prime is 536919991. The next prime is 536920019. The reversal of 536920009 is 900029635.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312759225 + 224160784 = 17685^2 + 14972^2 .

It is a cyclic number.

It is not a de Polignac number, because 536920009 - 2¹¹ = 536917961 is a prime.

It is not a weakly prime, because it can be changed into another prime (536920019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268460004 + 268460005.

It is an arithmetic number, because the mean of its divisors is an integer number (268460005).

Almost surely, 2^536920009 is an apocalyptic number.

It is an amenable number.

536920009 is a deficient number, since it is larger than the sum of its proper divisors (1).

536920009 is an equidigital number, since it uses as much as digits as its factorization.

536920009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 536920009 is about 23171.5344550161. The cubic root of 536920009 is about 812.7741132398.

The spelling of 536920009 in words is "five hundred thirty-six million, nine hundred twenty thousand, nine".