1044312120531 has 24 divisors (see below), whose sum is σ = 1511938658880. Its totient is φ = 694599387696.

The previous prime is 1044312120499. The next prime is 1044312120589. The reversal of 1044312120531 is 1350212134401.

1044312120531 is a `hidden beast` number, since 1 + 0 + 4 + 4 + 3 + 1 + 2 + 120 + 531 = 666.

It is not a de Polignac number, because 1044312120531 - 2⁵ = 1044312120499 is a prime.

It is a super-2 number, since 2×1044312120531² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1044312120495 and 1044312120504.

It is not an unprimeable number, because it can be changed into a prime (1044312120031) 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 23 ways as a sum of consecutive naturals, for example, 12096340 + ... + 12182366.

It is an arithmetic number, because the mean of its divisors is an integer number (62997444120).

Almost surely, 2^{1044312120531} is an apocalyptic number.

1044312120531 is a deficient number, since it is larger than the sum of its proper divisors (467626538349).

1044312120531 is a wasteful number, since it uses less digits than its factorization.

1044312120531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89135 (or 89132 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1044312120531 its reverse (1350212134401), we get a palindrome (2394524254932).

The spelling of 1044312120531 in words is "one trillion, forty-four billion, three hundred twelve million, one hundred twenty thousand, five hundred thirty-one".