3943145363 has 2 divisors, whose sum is σ = 3943145364. Its totient is φ = 3943145362.

The previous prime is 3943145317. The next prime is 3943145419. The reversal of 3943145363 is 3635413493.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3943145363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3943145363.

It is not a weakly prime, because it can be changed into another prime (3943145263) 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, 1971572681 + 1971572682.

It is an arithmetic number, because the mean of its divisors is an integer number (1971572682).

Almost surely, 2^3943145363 is an apocalyptic number.

3943145363 is a deficient number, since it is larger than the sum of its proper divisors (1).

3943145363 is an equidigital number, since it uses as much as digits as its factorization.

3943145363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 41.

The square root of 3943145363 is about 62794.4692070886. The cubic root of 3943145363 is about 1579.8442087218.

The spelling of 3943145363 in words is "three billion, nine hundred forty-three million, one hundred forty-five thousand, three hundred sixty-three".