2107686533 has 2 divisors, whose sum is σ = 2107686534. Its totient is φ = 2107686532.

The previous prime is 2107686521. The next prime is 2107686541. The reversal of 2107686533 is 3356867012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1519284484 + 588402049 = 38978^2 + 24257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2107686533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2107686593) 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, 1053843266 + 1053843267.

It is an arithmetic number, because the mean of its divisors is an integer number (1053843267).

Almost surely, 2^2107686533 is an apocalyptic number.

It is an amenable number.

2107686533 is a deficient number, since it is larger than the sum of its proper divisors (1).

2107686533 is an equidigital number, since it uses as much as digits as its factorization.

2107686533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 2107686533 is about 45909.5472968314. The cubic root of 2107686533 is about 1282.1396774984.

The spelling of 2107686533 in words is "two billion, one hundred seven million, six hundred eighty-six thousand, five hundred thirty-three".