1282052705123 has 2 divisors, whose sum is σ = 1282052705124. Its totient is φ = 1282052705122.

The previous prime is 1282052705117. The next prime is 1282052705137. The reversal of 1282052705123 is 3215072502821.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1282052705123 - 2¹⁴ = 1282052688739 is a prime.

It is not a weakly prime, because it can be changed into another prime (1282052702123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641026352561 + 641026352562.

It is an arithmetic number, because the mean of its divisors is an integer number (641026352562).

Almost surely, 2^{1282052705123} is an apocalyptic number.

1282052705123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1282052705123 is an equidigital number, since it uses as much as digits as its factorization.

1282052705123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 38.

The spelling of 1282052705123 in words is "one trillion, two hundred eighty-two billion, fifty-two million, seven hundred five thousand, one hundred twenty-three".