1005231043133 has 16 divisors (see below), whose sum is σ = 1092380006400. Its totient is φ = 921512395440.

The previous prime is 1005231043099. The next prime is 1005231043139. The reversal of 1005231043133 is 3313401325001.

It is a cyclic number.

It is not a de Polignac number, because 1005231043133 - 2⁸ = 1005231042877 is a prime.

It is a super-3 number, since 3×1005231043133³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005231043139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6245810 + ... + 6404732.

It is an arithmetic number, because the mean of its divisors is an integer number (68273750400).

Almost surely, 2^{1005231043133} is an apocalyptic number.

It is an amenable number.

1005231043133 is a deficient number, since it is larger than the sum of its proper divisors (87148963267).

1005231043133 is a wasteful number, since it uses less digits than its factorization.

1005231043133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169712.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 1005231043133 its reverse (3313401325001), we get a palindrome (4318632368134).

The spelling of 1005231043133 in words is "one trillion, five billion, two hundred thirty-one million, forty-three thousand, one hundred thirty-three".