436243652113 has 2 divisors, whose sum is σ = 436243652114. Its totient is φ = 436243652112.

The previous prime is 436243652111. The next prime is 436243652129. The reversal of 436243652113 is 311256342634.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340235390209 + 96008261904 = 583297^2 + 309852^2 .

It is a cyclic number.

It is not a de Polignac number, because 436243652113 - 2¹ = 436243652111 is a prime.

Together with 436243652111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (436243652111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 218121826056 + 218121826057.

It is an arithmetic number, because the mean of its divisors is an integer number (218121826057).

Almost surely, 2^436243652113 is an apocalyptic number.

It is an amenable number.

436243652113 is a deficient number, since it is larger than the sum of its proper divisors (1).

436243652113 is an equidigital number, since it uses as much as digits as its factorization.

436243652113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 40.

Adding to 436243652113 its reverse (311256342634), we get a palindrome (747499994747).

The spelling of 436243652113 in words is "four hundred thirty-six billion, two hundred forty-three million, six hundred fifty-two thousand, one hundred thirteen".