2108738201 has 2 divisors, whose sum is σ = 2108738202. Its totient is φ = 2108738200.

The previous prime is 2108738197. The next prime is 2108738209. The reversal of 2108738201 is 1028378012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1944898201 + 163840000 = 44101^2 + 12800^2 .

It is a cyclic number.

It is not a de Polignac number, because 2108738201 - 2² = 2108738197 is a prime.

It is not a weakly prime, because it can be changed into another prime (2108738209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054369100 + 1054369101.

It is an arithmetic number, because the mean of its divisors is an integer number (1054369101).

Almost surely, 2^2108738201 is an apocalyptic number.

It is an amenable number.

2108738201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2108738201 is an equidigital number, since it uses as much as digits as its factorization.

2108738201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 2108738201 is about 45920.9995644694. Note that the first 3 decimals coincide. The cubic root of 2108738201 is about 1282.3528909031.

The spelling of 2108738201 in words is "two billion, one hundred eight million, seven hundred thirty-eight thousand, two hundred one".