3965783741 has 6 divisors (see below), whose sum is σ = 4014146910. Its totient is φ = 3917996408.

The previous prime is 3965783737. The next prime is 3965783761. The reversal of 3965783741 is 1473875693.

It can be written as a sum of positive squares in only one way, i.e., 1993979716 + 1971804025 = 44654^2 + 44405^2 .

It is not a de Polignac number, because 3965783741 - 2² = 3965783737 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3965783711) 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 in 5 ways as a sum of consecutive naturals, for example, 280946 + ... + 294723.

It is an arithmetic number, because the mean of its divisors is an integer number (669024485).

Almost surely, 2^3965783741 is an apocalyptic number.

It is an amenable number.

3965783741 is a deficient number, since it is larger than the sum of its proper divisors (48363169).

3965783741 is an frugal number, since it uses more digits than its factorization.

3965783741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575835 (or 575752 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 53.

The square root of 3965783741 is about 62974.4689616356. The cubic root of 3965783741 is about 1582.8618405622.

The spelling of 3965783741 in words is "three billion, nine hundred sixty-five million, seven hundred eighty-three thousand, seven hundred forty-one".