2138895383 has 2 divisors, whose sum is σ = 2138895384. Its totient is φ = 2138895382.

The previous prime is 2138895349. The next prime is 2138895403. The reversal of 2138895383 is 3835988312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2138895383 - 2¹⁴ = 2138878999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2138865383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1069447691 + 1069447692.

It is an arithmetic number, because the mean of its divisors is an integer number (1069447692).

Almost surely, 2^2138895383 is an apocalyptic number.

2138895383 is a deficient number, since it is larger than the sum of its proper divisors (1).

2138895383 is an equidigital number, since it uses as much as digits as its factorization.

2138895383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 50.

The square root of 2138895383 is about 46248.1932944412. The cubic root of 2138895383 is about 1288.4369794041.

The spelling of 2138895383 in words is "two billion, one hundred thirty-eight million, eight hundred ninety-five thousand, three hundred eighty-three".