1043541220063 has 8 divisors (see below), whose sum is σ = 1047162221280. Its totient is φ = 1039922289120.

The previous prime is 1043541220021. The next prime is 1043541220069. The reversal of 1043541220063 is 3600221453401.

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 1043541220063 - 2¹⁷ = 1043541088991 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 (1043541220069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495733 + ... + 1527361.

It is an arithmetic number, because the mean of its divisors is an integer number (130895277660).

Almost surely, 2^{1043541220063} is an apocalyptic number.

1043541220063 is a deficient number, since it is larger than the sum of its proper divisors (3621001217).

1043541220063 is a wasteful number, since it uses less digits than its factorization.

1043541220063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035137.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 1043541220063 its reverse (3600221453401), we get a palindrome (4643762673464).

The spelling of 1043541220063 in words is "one trillion, forty-three billion, five hundred forty-one million, two hundred twenty thousand, sixty-three".