1983980103 has 32 divisors (see below), whose sum is σ = 3133939200. Its totient is φ = 1092341376.

The previous prime is 1983980101. The next prime is 1983980123. The reversal of 1983980103 is 3010893891.

It is a happy number.

It is not a de Polignac number, because 1983980103 - 2¹ = 1983980101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1983980101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315393 + ... + 321621.

It is an arithmetic number, because the mean of its divisors is an integer number (97935600).

Almost surely, 2^1983980103 is an apocalyptic number.

1983980103 is a deficient number, since it is larger than the sum of its proper divisors (1149959097).

1983980103 is a wasteful number, since it uses less digits than its factorization.

1983980103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6791.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 1983980103 is about 44541.8915516618. The cubic root of 1983980103 is about 1256.5480604015.

The spelling of 1983980103 in words is "one billion, nine hundred eighty-three million, nine hundred eighty thousand, one hundred three".