3912134385 has 8 divisors (see below), whose sum is σ = 6259415040. Its totient is φ = 2086471664.

The previous prime is 3912134383. The next prime is 3912134407. The reversal of 3912134385 is 5834312193.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3912134385 - 2¹ = 3912134383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3912134381) 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 7 ways as a sum of consecutive naturals, for example, 130404465 + ... + 130404494.

It is an arithmetic number, because the mean of its divisors is an integer number (782426880).

Almost surely, 2^3912134385 is an apocalyptic number.

It is an amenable number.

3912134385 is a deficient number, since it is larger than the sum of its proper divisors (2347280655).

3912134385 is a wasteful number, since it uses less digits than its factorization.

3912134385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260808967.

The product of its digits is 77760, while the sum is 39.

The square root of 3912134385 is about 62547.0573648353. The cubic root of 3912134385 is about 1575.6917273965.

The spelling of 3912134385 in words is "three billion, nine hundred twelve million, one hundred thirty-four thousand, three hundred eighty-five".