1043534540201 has 4 divisors (see below), whose sum is σ = 1043536598400. Its totient is φ = 1043532482004.

The previous prime is 1043534540159. The next prime is 1043534540207. The reversal of 1043534540201 is 1020454353401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1043534540201 - 2²⁶ = 1043467431337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1043534540207) 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 3 ways as a sum of consecutive naturals, for example, 327740 + ... + 1481378.

It is an arithmetic number, because the mean of its divisors is an integer number (260884149600).

Almost surely, 2^{1043534540201} is an apocalyptic number.

It is an amenable number.

1043534540201 is a deficient number, since it is larger than the sum of its proper divisors (2058199).

1043534540201 is an equidigital number, since it uses as much as digits as its factorization.

1043534540201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058198.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 1043534540201 its reverse (1020454353401), we get a palindrome (2063988893602).

The spelling of 1043534540201 in words is "one trillion, forty-three billion, five hundred thirty-four million, five hundred forty thousand, two hundred one".