1352545256543 has 8 divisors (see below), whose sum is σ = 1542268799568. Its totient is φ = 1175061942144.

The previous prime is 1352545256533. The next prime is 1352545256641. The reversal of 1352545256543 is 3456525452531.

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 1352545256543 - 2⁴ = 1352545256527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1352545256491 and 1352545256500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352545256533) 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, 3060056921 + ... + 3060057362.

It is an arithmetic number, because the mean of its divisors is an integer number (192783599946).

Almost surely, 2^{1352545256543} is an apocalyptic number.

1352545256543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1352545256543 is a deficient number, since it is larger than the sum of its proper divisors (189723543025).

1352545256543 is a wasteful number, since it uses less digits than its factorization.

1352545256543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120114313.

The product of its digits is 10800000, while the sum is 50.

The spelling of 1352545256543 in words is "one trillion, three hundred fifty-two billion, five hundred forty-five million, two hundred fifty-six thousand, five hundred forty-three".