2065634743 has 2 divisors, whose sum is σ = 2065634744. Its totient is φ = 2065634742.

The previous prime is 2065634741. The next prime is 2065634833. The reversal of 2065634743 is 3474365602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2065634743 - 2¹ = 2065634741 is a prime.

Together with 2065634741, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2065634696 and 2065634705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2065634741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032817371 + 1032817372.

It is an arithmetic number, because the mean of its divisors is an integer number (1032817372).

Almost surely, 2^2065634743 is an apocalyptic number.

2065634743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2065634743 is an equidigital number, since it uses as much as digits as its factorization.

2065634743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 40.

The square root of 2065634743 is about 45449.2545923473. The cubic root of 2065634743 is about 1273.5554045964. Note that the first 3 decimals are identical.

The spelling of 2065634743 in words is "two billion, sixty-five million, six hundred thirty-four thousand, seven hundred forty-three".