2188703983 has 2 divisors, whose sum is σ = 2188703984. Its totient is φ = 2188703982.

The previous prime is 2188703929. The next prime is 2188704017. The reversal of 2188703983 is 3893078812.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2188703983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2188704983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094351991 + 1094351992.

It is an arithmetic number, because the mean of its divisors is an integer number (1094351992).

Almost surely, 2^2188703983 is an apocalyptic number.

2188703983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2188703983 is an equidigital number, since it uses as much as digits as its factorization.

2188703983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 2188703983 is about 46783.5866837933. The cubic root of 2188703983 is about 1298.3616408159.

The spelling of 2188703983 in words is "two billion, one hundred eighty-eight million, seven hundred three thousand, nine hundred eighty-three".