1340543512001 has 8 divisors (see below), whose sum is σ = 1369902119040. Its totient is φ = 1311219755248.

The previous prime is 1340543511961. The next prime is 1340543512003. The reversal of 1340543512001 is 1002153450431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1340543512001 - 2²⁶ = 1340476403137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340543512003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8634791 + ... + 8788668.

It is an arithmetic number, because the mean of its divisors is an integer number (171237764880).

Almost surely, 2^{1340543512001} is an apocalyptic number.

It is an amenable number.

1340543512001 is a deficient number, since it is larger than the sum of its proper divisors (29358607039).

1340543512001 is a wasteful number, since it uses less digits than its factorization.

1340543512001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17425143.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 1340543512001 its reverse (1002153450431), we get a palindrome (2342696962432).

The spelling of 1340543512001 in words is "one trillion, three hundred forty billion, five hundred forty-three million, five hundred twelve thousand, one".