1368627170173 has 4 divisors (see below), whose sum is σ = 1368633184380. Its totient is φ = 1368621155968.

The previous prime is 1368627170171. The next prime is 1368627170177. The reversal of 1368627170173 is 3710717268631.

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 326866045284 + 1041761124889 = 571722^2 + 1020667^2 .

It is a cyclic number.

It is not a de Polignac number, because 1368627170173 - 2¹ = 1368627170171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1368627170173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368627170171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2651758 + ... + 3125551.

It is an arithmetic number, because the mean of its divisors is an integer number (342158296095).

Almost surely, 2^{1368627170173} is an apocalyptic number.

It is an amenable number.

1368627170173 is a deficient number, since it is larger than the sum of its proper divisors (6014207).

1368627170173 is an equidigital number, since it uses as much as digits as its factorization.

1368627170173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6014206.

The product of its (nonzero) digits is 1778112, while the sum is 52.

The spelling of 1368627170173 in words is "one trillion, three hundred sixty-eight billion, six hundred twenty-seven million, one hundred seventy thousand, one hundred seventy-three".