536691193 has 2 divisors, whose sum is σ = 536691194. Its totient is φ = 536691192.

The previous prime is 536691191. The next prime is 536691209. The reversal of 536691193 is 391196635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329676649 + 207014544 = 18157^2 + 14388^2 .

It is a cyclic number.

It is not a de Polignac number, because 536691193 - 2¹ = 536691191 is a prime.

Together with 536691191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (536691191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268345596 + 268345597.

It is an arithmetic number, because the mean of its divisors is an integer number (268345597).

Almost surely, 2^536691193 is an apocalyptic number.

It is an amenable number.

536691193 is a deficient number, since it is larger than the sum of its proper divisors (1).

536691193 is an equidigital number, since it uses as much as digits as its factorization.

536691193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 131220, while the sum is 43.

The square root of 536691193 is about 23166.5964915004. The cubic root of 536691193 is about 812.6586384680.

The spelling of 536691193 in words is "five hundred thirty-six million, six hundred ninety-one thousand, one hundred ninety-three".