1369118874997 has 4 divisors (see below), whose sum is σ = 1369126321740. Its totient is φ = 1369111428256.

The previous prime is 1369118874989. The next prime is 1369118875049. The reversal of 1369118874997 is 7994788119631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 422232242436 + 946886632561 = 649794^2 + 973081^2 .

It is a cyclic number.

It is not a de Polignac number, because 1369118874997 - 2³ = 1369118874989 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 (1369118814997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3440422 + ... + 3817687.

It is an arithmetic number, because the mean of its divisors is an integer number (342281580435).

Almost surely, 2^{1369118874997} is an apocalyptic number.

It is an amenable number.

1369118874997 is a deficient number, since it is larger than the sum of its proper divisors (7446743).

1369118874997 is an equidigital number, since it uses as much as digits as its factorization.

1369118874997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7446742.

The product of its digits is 164602368, while the sum is 73.

The spelling of 1369118874997 in words is "one trillion, three hundred sixty-nine billion, one hundred eighteen million, eight hundred seventy-four thousand, nine hundred ninety-seven".