1327106624321 has 2 divisors, whose sum is σ = 1327106624322. Its totient is φ = 1327106624320.

The previous prime is 1327106624287. The next prime is 1327106624341. The reversal of 1327106624321 is 1234266017231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1150760380225 + 176346244096 = 1072735^2 + 419936^2 .

It is a cyclic number.

It is not a de Polignac number, because 1327106624321 - 2³⁸ = 1052228717377 is a prime.

It is a super-2 number, since 2×1327106624321² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1327106624341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663553312160 + 663553312161.

It is an arithmetic number, because the mean of its divisors is an integer number (663553312161).

Almost surely, 2^{1327106624321} is an apocalyptic number.

It is an amenable number.

1327106624321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327106624321 is an equidigital number, since it uses as much as digits as its factorization.

1327106624321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 1327106624321 in words is "one trillion, three hundred twenty-seven billion, one hundred six million, six hundred twenty-four thousand, three hundred twenty-one".