536505643 has 2 divisors, whose sum is σ = 536505644. Its totient is φ = 536505642.

The previous prime is 536505631. The next prime is 536505677. The reversal of 536505643 is 346505635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 536505643 - 2¹⁷ = 536374571 is a prime.

It is not a weakly prime, because it can be changed into another prime (536505743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268252821 + 268252822.

It is an arithmetic number, because the mean of its divisors is an integer number (268252822).

Almost surely, 2^536505643 is an apocalyptic number.

536505643 is a deficient number, since it is larger than the sum of its proper divisors (1).

536505643 is an equidigital number, since it uses as much as digits as its factorization.

536505643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 37.

The square root of 536505643 is about 23162.5914569160. The cubic root of 536505643 is about 812.5649743069.

The spelling of 536505643 in words is "five hundred thirty-six million, five hundred five thousand, six hundred forty-three".