2163848737 has 2 divisors, whose sum is σ = 2163848738. Its totient is φ = 2163848736.

The previous prime is 2163848711. The next prime is 2163848747. The reversal of 2163848737 is 7378483612.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1520922001 + 642926736 = 38999^2 + 25356^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2163848737 is a prime.

It is not a weakly prime, because it can be changed into another prime (2163848747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081924368 + 1081924369.

It is an arithmetic number, because the mean of its divisors is an integer number (1081924369).

Almost surely, 2^2163848737 is an apocalyptic number.

It is an amenable number.

2163848737 is a deficient number, since it is larger than the sum of its proper divisors (1).

2163848737 is an equidigital number, since it uses as much as digits as its factorization.

2163848737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 49.

The square root of 2163848737 is about 46517.1875439606. The cubic root of 2163848737 is about 1293.4281225844.

The spelling of 2163848737 in words is "two billion, one hundred sixty-three million, eight hundred forty-eight thousand, seven hundred thirty-seven".