201980983 has 2 divisors, whose sum is σ = 201980984. Its totient is φ = 201980982.

The previous prime is 201980981. The next prime is 201981007. The reversal of 201980983 is 389089102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201980983 - 2¹ = 201980981 is a prime.

Together with 201980981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201980981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100990491 + 100990492.

It is an arithmetic number, because the mean of its divisors is an integer number (100990492).

Almost surely, 2^201980983 is an apocalyptic number.

201980983 is a deficient number, since it is larger than the sum of its proper divisors (1).

201980983 is an equidigital number, since it uses as much as digits as its factorization.

201980983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 201980983 is about 14212.0013720799. The cubic root of 201980983 is about 586.7280174663.

The spelling of 201980983 in words is "two hundred one million, nine hundred eighty thousand, nine hundred eighty-three".