3943148219 has 16 divisors (see below), whose sum is σ = 4060005120. Its totient is φ = 3828096480.

The previous prime is 3943148207. The next prime is 3943148263. The reversal of 3943148219 is 9128413493.

It is a cyclic number.

It is not a de Polignac number, because 3943148219 - 2¹⁶ = 3943082683 is a prime.

It is a super-2 number, since 2×3943148219² = 31096835754005743922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3943148219.

It is not an unprimeable number, because it can be changed into a prime (3943141219) 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 in 15 ways as a sum of consecutive naturals, for example, 2152634 + ... + 2154464.

It is an arithmetic number, because the mean of its divisors is an integer number (253750320).

Almost surely, 2^3943148219 is an apocalyptic number.

3943148219 is a deficient number, since it is larger than the sum of its proper divisors (116856901).

3943148219 is a wasteful number, since it uses less digits than its factorization.

3943148219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290.

The product of its digits is 186624, while the sum is 44.

The square root of 3943148219 is about 62794.4919479408. The cubic root of 3943148219 is about 1579.8445901461.

The spelling of 3943148219 in words is "three billion, nine hundred forty-three million, one hundred forty-eight thousand, two hundred nineteen".