1042621105163 has 8 divisors (see below), whose sum is σ = 1144649460720. Its totient is φ = 941800186080.

The previous prime is 1042621105157. The next prime is 1042621105213. The reversal of 1042621105163 is 3615011262401.

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 1042621105163 - 2⁴ = 1042621105147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042621125163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301857308 + ... + 301860761.

It is an arithmetic number, because the mean of its divisors is an integer number (143081182590).

Almost surely, 2^{1042621105163} is an apocalyptic number.

1042621105163 is a deficient number, since it is larger than the sum of its proper divisors (102028355557).

1042621105163 is a wasteful number, since it uses less digits than its factorization.

1042621105163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603718237.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 1042621105163 its reverse (3615011262401), we get a palindrome (4657632367564).

The spelling of 1042621105163 in words is "one trillion, forty-two billion, six hundred twenty-one million, one hundred five thousand, one hundred sixty-three".