1040235273533 has 4 divisors (see below), whose sum is σ = 1040703639228. Its totient is φ = 1039766907840.

The previous prime is 1040235273481. The next prime is 1040235273541. The reversal of 1040235273533 is 3353725320401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 380025397444 + 660209876089 = 616462^2 + 812533^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040235273533 - 2¹⁰ = 1040235272509 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 (1040235275533) 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, 234179516 + ... + 234183957.

It is an arithmetic number, because the mean of its divisors is an integer number (260175909807).

Almost surely, 2^{1040235273533} is an apocalyptic number.

It is an amenable number.

1040235273533 is a deficient number, since it is larger than the sum of its proper divisors (468365695).

1040235273533 is an equidigital number, since it uses as much as digits as its factorization.

1040235273533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468365694.

The product of its (nonzero) digits is 226800, while the sum is 38.

The spelling of 1040235273533 in words is "one trillion, forty billion, two hundred thirty-five million, two hundred seventy-three thousand, five hundred thirty-three".