7283256327121 has 2 divisors, whose sum is σ = 7283256327122. Its totient is φ = 7283256327120.

The previous prime is 7283256327091. The next prime is 7283256327157. The reversal of 7283256327121 is 1217236523827.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5359664859025 + 1923591468096 = 2315095^2 + 1386936^2 .

It is a cyclic number.

It is not a de Polignac number, because 7283256327121 - 2²⁵ = 7283222772689 is a prime.

It is not a weakly prime, because it can be changed into another prime (7283256327521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3641628163560 + 3641628163561.

It is an arithmetic number, because the mean of its divisors is an integer number (3641628163561).

Almost surely, 2^{7283256327121} is an apocalyptic number.

It is an amenable number.

7283256327121 is a deficient number, since it is larger than the sum of its proper divisors (1).

7283256327121 is an equidigital number, since it uses as much as digits as its factorization.

7283256327121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1693440, while the sum is 49.

The spelling of 7283256327121 in words is "seven trillion, two hundred eighty-three billion, two hundred fifty-six million, three hundred twenty-seven thousand, one hundred twenty-one".