1043503042163 has 8 divisors (see below), whose sum is σ = 1045787350608. Its totient is φ = 1041218947584.

The previous prime is 1043503042159. The next prime is 1043503042177. The reversal of 1043503042163 is 3612403053401.

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 1043503042163 - 2² = 1043503042159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043503062163) 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 7 ways as a sum of consecutive naturals, for example, 13388795 + ... + 13466507.

It is an arithmetic number, because the mean of its divisors is an integer number (130723418826).

Almost surely, 2^{1043503042163} is an apocalyptic number.

1043503042163 is a deficient number, since it is larger than the sum of its proper divisors (2284308445).

1043503042163 is an equidigital number, since it uses as much as digits as its factorization.

1043503042163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106933.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 1043503042163 its reverse (3612403053401), we get a palindrome (4655906095564).

The spelling of 1043503042163 in words is "one trillion, forty-three billion, five hundred three million, forty-two thousand, one hundred sixty-three".