1361323213571 has 8 divisors (see below), whose sum is σ = 1390401701184. Its totient is φ = 1332249482880.

The previous prime is 1361323213543. The next prime is 1361323213577. The reversal of 1361323213571 is 1753123231631.

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

It is a cyclic number.

It is not a de Polignac number, because 1361323213571 - 2²² = 1361319019267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1361323213577) 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, 607760 + ... + 1758413.

It is an arithmetic number, because the mean of its divisors is an integer number (173800212648).

Almost surely, 2^{1361323213571} is an apocalyptic number.

1361323213571 is a deficient number, since it is larger than the sum of its proper divisors (29078487613).

1361323213571 is a wasteful number, since it uses less digits than its factorization.

1361323213571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378461.

The product of its digits is 68040, while the sum is 38.

The spelling of 1361323213571 in words is "one trillion, three hundred sixty-one billion, three hundred twenty-three million, two hundred thirteen thousand, five hundred seventy-one".