1671983907143 has 8 divisors (see below), whose sum is σ = 1824291507456. Its totient is φ = 1519727817400.

The previous prime is 1671983907127. The next prime is 1671983907151. The reversal of 1671983907143 is 3417093891761.

It is a happy number.

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 1671983907143 - 2⁴ = 1671983907127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1671983907443) 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, 12809753 + ... + 12939618.

It is an arithmetic number, because the mean of its divisors is an integer number (228036438432).

Almost surely, 2^{1671983907143} is an apocalyptic number.

1671983907143 is a deficient number, since it is larger than the sum of its proper divisors (152307600313).

1671983907143 is a wasteful number, since it uses less digits than its factorization.

1671983907143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25755285.

The product of its (nonzero) digits is 6858432, while the sum is 59.

The spelling of 1671983907143 in words is "one trillion, six hundred seventy-one billion, nine hundred eighty-three million, nine hundred seven thousand, one hundred forty-three".