1318164155327 has 2 divisors, whose sum is σ = 1318164155328. Its totient is φ = 1318164155326.

The previous prime is 1318164155323. The next prime is 1318164155449. The reversal of 1318164155327 is 7235514618131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1318164155327 - 2² = 1318164155323 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1318164155323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659082077663 + 659082077664.

It is an arithmetic number, because the mean of its divisors is an integer number (659082077664).

Almost surely, 2^{1318164155327} is an apocalyptic number.

1318164155327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1318164155327 is an equidigital number, since it uses as much as digits as its factorization.

1318164155327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 47.

The spelling of 1318164155327 in words is "one trillion, three hundred eighteen billion, one hundred sixty-four million, one hundred fifty-five thousand, three hundred twenty-seven".