1973109256883 has 4 divisors (see below), whose sum is σ = 1973444882640. Its totient is φ = 1972773631128.

The previous prime is 1973109256849. The next prime is 1973109256891. The reversal of 1973109256883 is 3886529013791.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1973109256883 - 2⁸ = 1973109256627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1973109456883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167804060 + ... + 167815817.

It is an arithmetic number, because the mean of its divisors is an integer number (493361220660).

Almost surely, 2^{1973109256883} is an apocalyptic number.

1973109256883 is a deficient number, since it is larger than the sum of its proper divisors (335625757).

1973109256883 is an equidigital number, since it uses as much as digits as its factorization.

1973109256883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335625756.

The product of its (nonzero) digits is 19595520, while the sum is 62.

The spelling of 1973109256883 in words is "one trillion, nine hundred seventy-three billion, one hundred nine million, two hundred fifty-six thousand, eight hundred eighty-three".