1340431412330 has 16 divisors (see below), whose sum is σ = 2448788133600. Its totient is φ = 528169989072.

The previous prime is 1340431412227. The next prime is 1340431412363. The reversal of 1340431412330 is 332141340431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1340431412293 and 1340431412302.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1000321280 + ... + 1000322619.

It is an arithmetic number, because the mean of its divisors is an integer number (153049258350).

Almost surely, 2^{1340431412330} is an apocalyptic number.

1340431412330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340431412330 is a deficient number, since it is larger than the sum of its proper divisors (1108356721270).

1340431412330 is a wasteful number, since it uses less digits than its factorization.

1340431412330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000643973.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1340431412330 its reverse (332141340431), we get a palindrome (1672572752761).

The spelling of 1340431412330 in words is "one trillion, three hundred forty billion, four hundred thirty-one million, four hundred twelve thousand, three hundred thirty".