8632534213 has 2 divisors, whose sum is σ = 8632534214. Its totient is φ = 8632534212.

The previous prime is 8632534181. The next prime is 8632534247. The reversal of 8632534213 is 3124352368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8437708449 + 194825764 = 91857^2 + 13958^2 .

It is a cyclic number.

It is not a de Polignac number, because 8632534213 - 2⁵ = 8632534181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8632534283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4316267106 + 4316267107.

It is an arithmetic number, because the mean of its divisors is an integer number (4316267107).

Almost surely, 2^8632534213 is an apocalyptic number.

It is an amenable number.

8632534213 is a deficient number, since it is larger than the sum of its proper divisors (1).

8632534213 is an equidigital number, since it uses as much as digits as its factorization.

8632534213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The square root of 8632534213 is about 92911.4320899210. The cubic root of 8632534213 is about 2051.3799325368.

The spelling of 8632534213 in words is "eight billion, six hundred thirty-two million, five hundred thirty-four thousand, two hundred thirteen".