1361253666223 has 8 divisors (see below), whose sum is σ = 1502895614976. Its totient is φ = 1222593653400.

The previous prime is 1361253666221. The next prime is 1361253666251. The reversal of 1361253666223 is 3226663521631.

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 1361253666223 - 2¹ = 1361253666221 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 (1361253666221) 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, 745483023 + ... + 745484848.

It is an arithmetic number, because the mean of its divisors is an integer number (187861951872).

Almost surely, 2^{1361253666223} is an apocalyptic number.

1361253666223 is a deficient number, since it is larger than the sum of its proper divisors (141641948753).

1361253666223 is a wasteful number, since it uses less digits than its factorization.

1361253666223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490967965.

The product of its digits is 1399680, while the sum is 46.

The spelling of 1361253666223 in words is "one trillion, three hundred sixty-one billion, two hundred fifty-three million, six hundred sixty-six thousand, two hundred twenty-three".