1618107179329 has 2 divisors, whose sum is σ = 1618107179330. Its totient is φ = 1618107179328.

The previous prime is 1618107179309. The next prime is 1618107179371. The reversal of 1618107179329 is 9239717018161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1391873769729 + 226233409600 = 1179777^2 + 475640^2 .

It is a cyclic number.

It is not a de Polignac number, because 1618107179329 - 2¹⁵ = 1618107146561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1618107179329.

It is not a weakly prime, because it can be changed into another prime (1618107179309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 809053589664 + 809053589665.

It is an arithmetic number, because the mean of its divisors is an integer number (809053589665).

Almost surely, 2^{1618107179329} is an apocalyptic number.

It is an amenable number.

1618107179329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1618107179329 is an equidigital number, since it uses as much as digits as its factorization.

1618107179329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 55.

The spelling of 1618107179329 in words is "one trillion, six hundred eighteen billion, one hundred seven million, one hundred seventy-nine thousand, three hundred twenty-nine".