1043641533605 has 16 divisors (see below), whose sum is σ = 1366495959744. Its totient is φ = 758859626880.

The previous prime is 1043641533601. The next prime is 1043641533643. The reversal of 1043641533605 is 5063351463401.

It is not a de Polignac number, because 1043641533605 - 2² = 1043641533601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043641533601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1628192 + ... + 2176761.

It is an arithmetic number, because the mean of its divisors is an integer number (85405997484).

Almost surely, 2^{1043641533605} is an apocalyptic number.

It is an amenable number.

1043641533605 is a deficient number, since it is larger than the sum of its proper divisors (322854426139).

1043641533605 is a wasteful number, since it uses less digits than its factorization.

1043641533605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809956.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 1043641533605 in words is "one trillion, forty-three billion, six hundred forty-one million, five hundred thirty-three thousand, six hundred five".