1310535543223 has 4 divisors (see below), whose sum is σ = 1316412384448. Its totient is φ = 1304658702000.

The previous prime is 1310535543199. The next prime is 1310535543227. The reversal of 1310535543223 is 3223455350131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310535543223 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 (1310535543227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2938420278 + ... + 2938420723.

It is an arithmetic number, because the mean of its divisors is an integer number (329103096112).

Almost surely, 2^{1310535543223} is an apocalyptic number.

1310535543223 is a deficient number, since it is larger than the sum of its proper divisors (5876841225).

1310535543223 is an equidigital number, since it uses as much as digits as its factorization.

1310535543223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5876841224.

The product of its (nonzero) digits is 162000, while the sum is 37.

The spelling of 1310535543223 in words is "one trillion, three hundred ten billion, five hundred thirty-five million, five hundred forty-three thousand, two hundred twenty-three".