1034040043231 has 4 divisors (see below), whose sum is σ = 1113581585032. Its totient is φ = 954498501432.

The previous prime is 1034040043217. The next prime is 1034040043243. The reversal of 1034040043231 is 1323400404301.

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

It is a cyclic number.

It is not a de Polignac number, because 1034040043231 - 2⁵ = 1034040043199 is a prime.

It is a super-2 number, since 2×1034040043231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1034040043196 and 1034040043205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1034040043271) 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, 39770770881 + ... + 39770770906.

It is an arithmetic number, because the mean of its divisors is an integer number (278395396258).

Almost surely, 2^{1034040043231} is an apocalyptic number.

1034040043231 is a deficient number, since it is larger than the sum of its proper divisors (79541541801).

1034040043231 is an equidigital number, since it uses as much as digits as its factorization.

1034040043231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79541541800.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1034040043231 its reverse (1323400404301), we get a palindrome (2357440447532).

The spelling of 1034040043231 in words is "one trillion, thirty-four billion, forty million, forty-three thousand, two hundred thirty-one".