3945711112 has 16 divisors (see below), whose sum is σ = 8455095360. Its totient is φ = 1691019024.

The previous prime is 3945711097. The next prime is 3945711127. The reversal of 3945711112 is 2111175493.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3945711097) and next prime (3945711127).

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, 35229508 + ... + 35229619.

It is an arithmetic number, because the mean of its divisors is an integer number (528443460).

Almost surely, 2^3945711112 is an apocalyptic number.

It is an amenable number.

3945711112 is an abundant number, since it is smaller than the sum of its proper divisors (4509384248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3945711112 is a wasteful number, since it uses less digits than its factorization.

3945711112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70459140 (or 70459136 counting only the distinct ones).

The product of its digits is 7560, while the sum is 34.

The square root of 3945711112 is about 62814.8956219781. The cubic root of 3945711112 is about 1580.1867951989.

The spelling of 3945711112 in words is "three billion, nine hundred forty-five million, seven hundred eleven thousand, one hundred twelve".