1973843103 has 8 divisors (see below), whose sum is σ = 2632334848. Its totient is φ = 1315623384.

The previous prime is 1973843099. The next prime is 1973843111. The reversal of 1973843103 is 3013483791.

It is a happy number.

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

It is not a de Polignac number, because 1973843103 - 2² = 1973843099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1973843143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50425 + ... + 80562.

It is an arithmetic number, because the mean of its divisors is an integer number (329041856).

Almost surely, 2^1973843103 is an apocalyptic number.

1973843103 is a deficient number, since it is larger than the sum of its proper divisors (658491745).

1973843103 is a wasteful number, since it uses less digits than its factorization.

1973843103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136013.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1973843103 is about 44427.9540717328. The cubic root of 1973843103 is about 1254.4043252821.

The spelling of 1973843103 in words is "one billion, nine hundred seventy-three million, eight hundred forty-three thousand, one hundred three".