3912889113 has 40 divisors (see below), whose sum is σ = 6685627520. Its totient is φ = 2234122560.

The previous prime is 3912889109. The next prime is 3912889117. The reversal of 3912889113 is 3119882193.

It is an interprime number because it is at equal distance from previous prime (3912889109) and next prime (3912889117).

It is not a de Polignac number, because 3912889113 - 2² = 3912889109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3912889117) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1036293 + ... + 1040061.

It is an arithmetic number, because the mean of its divisors is an integer number (167140688).

Almost surely, 2^3912889113 is an apocalyptic number.

It is an amenable number.

3912889113 is a deficient number, since it is larger than the sum of its proper divisors (2772738407).

3912889113 is a wasteful number, since it uses less digits than its factorization.

3912889113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5619 (or 5610 counting only the distinct ones).

The product of its digits is 93312, while the sum is 45.

The square root of 3912889113 is about 62553.0903553134. The cubic root of 3912889113 is about 1575.7930482342.

It can be divided in two parts, 3912 and 889113, that added together give a square (893025 = 945²).

The spelling of 3912889113 in words is "three billion, nine hundred twelve million, eight hundred eighty-nine thousand, one hundred thirteen".