1340331023043 has 12 divisors (see below), whose sum is σ = 1963301781168. Its totient is φ = 880968747120.

The previous prime is 1340331023029. The next prime is 1340331023123. The reversal of 1340331023043 is 3403201330431.

1340331023043 is a `hidden beast` number, since 1 + 3 + 40 + 3 + 310 + 2 + 304 + 3 = 666.

It is not a de Polignac number, because 1340331023043 - 2⁵ = 1340331023011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1340331022998 and 1340331023016.

It is not an unprimeable number, because it can be changed into a prime (1340331023743) 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 11 ways as a sum of consecutive naturals, for example, 1048771680 + ... + 1048772957.

It is an arithmetic number, because the mean of its divisors is an integer number (163608481764).

Almost surely, 2^{1340331023043} is an apocalyptic number.

1340331023043 is a deficient number, since it is larger than the sum of its proper divisors (622970758125).

1340331023043 is a wasteful number, since it uses less digits than its factorization.

1340331023043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097544714 (or 2097544711 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 1340331023043 its reverse (3403201330431), we get a palindrome (4743532353474).

The spelling of 1340331023043 in words is "one trillion, three hundred forty billion, three hundred thirty-one million, twenty-three thousand, forty-three".