1361256014213 has 8 divisors (see below), whose sum is σ = 1441387925208. Its totient is φ = 1281130550784.

The previous prime is 1361256014191. The next prime is 1361256014221. The reversal of 1361256014213 is 3124106521631.

It can be written as a sum of positive squares in 4 ways, for example, as 62457409 + 1361193556804 = 7903^2 + 1166702^2 .

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 1361256014213 - 2¹⁰ = 1361256013189 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 (1361256017213) 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, 1173806 + ... + 2024927.

It is an arithmetic number, because the mean of its divisors is an integer number (180173490651).

Almost surely, 2^{1361256014213} is an apocalyptic number.

It is an amenable number.

1361256014213 is a deficient number, since it is larger than the sum of its proper divisors (80131910995).

1361256014213 is a wasteful number, since it uses less digits than its factorization.

1361256014213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223783.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 1361256014213 in words is "one trillion, three hundred sixty-one billion, two hundred fifty-six million, fourteen thousand, two hundred thirteen".