3945071348 has 12 divisors (see below), whose sum is σ = 6991266240. Its totient is φ = 1947566712.

The previous prime is 3945071311. The next prime is 3945071353. The reversal of 3945071348 is 8431705493.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3945071299 and 3945071308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6241886 + ... + 6242517.

It is an arithmetic number, because the mean of its divisors is an integer number (582605520).

Almost surely, 2^3945071348 is an apocalyptic number.

It is an amenable number.

3945071348 is a deficient number, since it is larger than the sum of its proper divisors (3046194892).

3945071348 is a wasteful number, since it uses less digits than its factorization.

3945071348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12484486 (or 12484484 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 3945071348 is about 62809.8029610028. The cubic root of 3945071348 is about 1580.1013858992.

The spelling of 3945071348 in words is "three billion, nine hundred forty-five million, seventy-one thousand, three hundred forty-eight".