1378132333943 has 8 divisors (see below), whose sum is σ = 1459288576368. Its totient is φ = 1296986050944.

The previous prime is 1378132333939. The next prime is 1378132333961. The reversal of 1378132333943 is 3493332318731.

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 1378132333943 - 2² = 1378132333939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1378132333891 and 1378132333900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1378132333933) 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, 2204021 + ... + 2759342.

It is an arithmetic number, because the mean of its divisors is an integer number (182411072046).

Almost surely, 2^{1378132333943} is an apocalyptic number.

1378132333943 is a deficient number, since it is larger than the sum of its proper divisors (81156242425).

1378132333943 is a wasteful number, since it uses less digits than its factorization.

1378132333943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4979713.

The product of its digits is 2939328, while the sum is 50.

The spelling of 1378132333943 in words is "one trillion, three hundred seventy-eight billion, one hundred thirty-two million, three hundred thirty-three thousand, nine hundred forty-three".