2197938983 has 2 divisors, whose sum is σ = 2197938984. Its totient is φ = 2197938982.

The previous prime is 2197938961. The next prime is 2197939021. The reversal of 2197938983 is 3898397912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2197938983 - 2⁸ = 2197938727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2197938923) 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 as a sum of consecutive naturals, namely, 1098969491 + 1098969492.

It is an arithmetic number, because the mean of its divisors is an integer number (1098969492).

Almost surely, 2^2197938983 is an apocalyptic number.

2197938983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2197938983 is an equidigital number, since it uses as much as digits as its factorization.

2197938983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 59.

The square root of 2197938983 is about 46882.1819351446. The cubic root of 2197938983 is about 1300.1851773689.

The spelling of 2197938983 in words is "two billion, one hundred ninety-seven million, nine hundred thirty-eight thousand, nine hundred eighty-three".