282540618121 has 2 divisors, whose sum is σ = 282540618122. Its totient is φ = 282540618120.

The previous prime is 282540618043. The next prime is 282540618247. The reversal of 282540618121 is 121816045282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205916288400 + 76624329721 = 453780^2 + 276811^2 .

It is a cyclic number.

It is not a de Polignac number, because 282540618121 - 2⁷ = 282540617993 is a prime.

It is not a weakly prime, because it can be changed into another prime (282540616121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141270309060 + 141270309061.

It is an arithmetic number, because the mean of its divisors is an integer number (141270309061).

Almost surely, 2^282540618121 is an apocalyptic number.

It is an amenable number.

282540618121 is a deficient number, since it is larger than the sum of its proper divisors (1).

282540618121 is an equidigital number, since it uses as much as digits as its factorization.

282540618121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61440, while the sum is 40.

The spelling of 282540618121 in words is "two hundred eighty-two billion, five hundred forty million, six hundred eighteen thousand, one hundred twenty-one".