1340432300234 has 16 divisors (see below), whose sum is σ = 2012713982856. Its totient is φ = 669527846400.

The previous prime is 1340432300203. The next prime is 1340432300257. The reversal of 1340432300234 is 4320032340431.

It can be written as a sum of positive squares in 4 ways, for example, as 1256069355025 + 84362945209 = 1120745^2 + 290453^2 .

It is a super-2 number, since 2×1340432300234² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1340432300197 and 1340432300206.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13842674 + ... + 13939170.

Almost surely, 2^{1340432300234} is an apocalyptic number.

1340432300234 is a deficient number, since it is larger than the sum of its proper divisors (672281682622).

1340432300234 is a wasteful number, since it uses less digits than its factorization.

1340432300234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103561.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 1340432300234 its reverse (4320032340431), we get a palindrome (5660464640665).

The spelling of 1340432300234 in words is "one trillion, three hundred forty billion, four hundred thirty-two million, three hundred thousand, two hundred thirty-four".