1310155440543 has 24 divisors (see below), whose sum is σ = 1914912443808. Its totient is φ = 863096020992.

The previous prime is 1310155440511. The next prime is 1310155440563. The reversal of 1310155440543 is 3450445510131.

1310155440543 is a `hidden beast` number, since 1 + 3 + 10 + 1 + 554 + 40 + 54 + 3 = 666.

It is not a de Polignac number, because 1310155440543 - 2⁵ = 1310155440511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1310155440498 and 1310155440507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310155440563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 594946 + ... + 1724607.

It is an arithmetic number, because the mean of its divisors is an integer number (79788018492).

Almost surely, 2^{1310155440543} is an apocalyptic number.

1310155440543 is a deficient number, since it is larger than the sum of its proper divisors (604757003265).

1310155440543 is a wasteful number, since it uses less digits than its factorization.

1310155440543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320303 (or 2320300 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 1310155440543 in words is "one trillion, three hundred ten billion, one hundred fifty-five million, four hundred forty thousand, five hundred forty-three".