3945530953733 has 2 divisors, whose sum is σ = 3945530953734. Its totient is φ = 3945530953732.

The previous prime is 3945530953723. The next prime is 3945530953759. The reversal of 3945530953733 is 3373590355493.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3468302826244 + 477228127489 = 1862338^2 + 690817^2 .

It is an emirp because it is prime and its reverse (3373590355493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3945530953733 - 2⁶ = 3945530953669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3945530953723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1972765476866 + 1972765476867.

It is an arithmetic number, because the mean of its divisors is an integer number (1972765476867).

Almost surely, 2^{3945530953733} is an apocalyptic number.

It is an amenable number.

3945530953733 is a deficient number, since it is larger than the sum of its proper divisors (1).

3945530953733 is an equidigital number, since it uses as much as digits as its factorization.

3945530953733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68890500, while the sum is 59.

The spelling of 3945530953733 in words is "three trillion, nine hundred forty-five billion, five hundred thirty million, nine hundred fifty-three thousand, seven hundred thirty-three".