27343256031121 has 2 divisors, whose sum is σ = 27343256031122. Its totient is φ = 27343256031120.

The previous prime is 27343256031073. The next prime is 27343256031187. The reversal of 27343256031121 is 12113065234372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26631534330625 + 711721700496 = 5160575^2 + 843636^2 .

It is a cyclic number.

It is not a de Polignac number, because 27343256031121 - 2²¹ = 27343253933969 is a prime.

It is not a weakly prime, because it can be changed into another prime (27343256038121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13671628015560 + 13671628015561.

It is an arithmetic number, because the mean of its divisors is an integer number (13671628015561).

Almost surely, 2^{27343256031121} is an apocalyptic number.

It is an amenable number.

27343256031121 is a deficient number, since it is larger than the sum of its proper divisors (1).

27343256031121 is an equidigital number, since it uses as much as digits as its factorization.

27343256031121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 27343256031121 in words is "twenty-seven trillion, three hundred forty-three billion, two hundred fifty-six million, thirty-one thousand, one hundred twenty-one".