1340342414451 has 6 divisors (see below), whose sum is σ = 1936050154220. Its totient is φ = 893561609628.

The previous prime is 1340342414407. The next prime is 1340342414479. The reversal of 1340342414451 is 1544142430431.

It is a happy number.

1340342414451 is a `hidden beast` number, since 1 + 3 + 40 + 3 + 424 + 144 + 51 = 666.

It is not a de Polignac number, because 1340342414451 - 2¹⁸ = 1340342152307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340342418451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74463467461 + ... + 74463467478.

Almost surely, 2^{1340342414451} is an apocalyptic number.

1340342414451 is a deficient number, since it is larger than the sum of its proper divisors (595707739769).

1340342414451 is a wasteful number, since it uses less digits than its factorization.

1340342414451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148926934945 (or 148926934942 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 1340342414451 its reverse (1544142430431), we get a palindrome (2884484844882).

The spelling of 1340342414451 in words is "one trillion, three hundred forty billion, three hundred forty-two million, four hundred fourteen thousand, four hundred fifty-one".