1156456044543 has 4 divisors (see below), whose sum is σ = 1541941392728. Its totient is φ = 770970696360.

The previous prime is 1156456044529. The next prime is 1156456044577. The reversal of 1156456044543 is 3454406546511.

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

It is not a de Polignac number, because 1156456044543 - 2¹⁸ = 1156455782399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1156456044492 and 1156456044501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156456044503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192742674088 + ... + 192742674093.

It is an arithmetic number, because the mean of its divisors is an integer number (385485348182).

Almost surely, 2^{1156456044543} is an apocalyptic number.

1156456044543 is a deficient number, since it is larger than the sum of its proper divisors (385485348185).

1156456044543 is an equidigital number, since it uses as much as digits as its factorization.

1156456044543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385485348184.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 1156456044543 in words is "one trillion, one hundred fifty-six billion, four hundred fifty-six million, forty-four thousand, five hundred forty-three".