2151134441227 has 2 divisors, whose sum is σ = 2151134441228. Its totient is φ = 2151134441226.

The previous prime is 2151134441221. The next prime is 2151134441237. The reversal of 2151134441227 is 7221444311512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2151134441227 - 2¹⁵ = 2151134408459 is a prime.

It is not a weakly prime, because it can be changed into another prime (2151134441221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075567220613 + 1075567220614.

It is an arithmetic number, because the mean of its divisors is an integer number (1075567220614).

Almost surely, 2^{2151134441227} is an apocalyptic number.

2151134441227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2151134441227 is an equidigital number, since it uses as much as digits as its factorization.

2151134441227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 37.

Adding to 2151134441227 its reverse (7221444311512), we get a palindrome (9372578752739).

The spelling of 2151134441227 in words is "two trillion, one hundred fifty-one billion, one hundred thirty-four million, four hundred forty-one thousand, two hundred twenty-seven".