282093748421 has 2 divisors, whose sum is σ = 282093748422. Its totient is φ = 282093748420.

The previous prime is 282093748373. The next prime is 282093748441. The reversal of 282093748421 is 124847390282.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270166050625 + 11927697796 = 519775^2 + 109214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-282093748421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 282093748421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (282093748441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141046874210 + 141046874211.

It is an arithmetic number, because the mean of its divisors is an integer number (141046874211).

Almost surely, 2^282093748421 is an apocalyptic number.

It is an amenable number.

282093748421 is a deficient number, since it is larger than the sum of its proper divisors (1).

282093748421 is an equidigital number, since it uses as much as digits as its factorization.

282093748421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 282093748421 in words is "two hundred eighty-two billion, ninety-three million, seven hundred forty-eight thousand, four hundred twenty-one".