1396980131329 has 8 divisors (see below), whose sum is σ = 1405632735360. Its totient is φ = 1388330949696.

The previous prime is 1396980131233. The next prime is 1396980131347. The reversal of 1396980131329 is 9231310896931.

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 1396980131329 - 2¹⁵ = 1396980098561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1396980131329.

It is not an unprimeable number, because it can be changed into a prime (1396980131359) 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, 34264 + ... + 1671865.

It is an arithmetic number, because the mean of its divisors is an integer number (175704091920).

Almost surely, 2^{1396980131329} is an apocalyptic number.

It is an amenable number.

1396980131329 is a deficient number, since it is larger than the sum of its proper divisors (8652604031).

1396980131329 is a wasteful number, since it uses less digits than its factorization.

1396980131329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711199.

The product of its (nonzero) digits is 1889568, while the sum is 55.

The spelling of 1396980131329 in words is "one trillion, three hundred ninety-six billion, nine hundred eighty million, one hundred thirty-one thousand, three hundred twenty-nine".