1318003166399 has 8 divisors (see below), whose sum is σ = 1325470230000. Its totient is φ = 1310537257792.

The previous prime is 1318003166387. The next prime is 1318003166419. The reversal of 1318003166399 is 9936613008131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1318003166399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1318003166309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2053637 + ... + 2617905.

It is an arithmetic number, because the mean of its divisors is an integer number (165683778750).

Almost surely, 2^{1318003166399} is an apocalyptic number.

1318003166399 is a deficient number, since it is larger than the sum of its proper divisors (7467063601).

1318003166399 is a wasteful number, since it uses less digits than its factorization.

1318003166399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577497.

The product of its (nonzero) digits is 629856, while the sum is 50.

The spelling of 1318003166399 in words is "one trillion, three hundred eighteen billion, three million, one hundred sixty-six thousand, three hundred ninety-nine".