3139197385 has 8 divisors (see below), whose sum is σ = 3965302080. Its totient is φ = 2379181104.

The previous prime is 3139197377. The next prime is 3139197449. The reversal of 3139197385 is 5837919313.

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 3139197385 - 2³ = 3139197377 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16521997 + ... + 16522186.

It is an arithmetic number, because the mean of its divisors is an integer number (495662760).

Almost surely, 2^3139197385 is an apocalyptic number.

It is an amenable number.

3139197385 is a deficient number, since it is larger than the sum of its proper divisors (826104695).

3139197385 is a wasteful number, since it uses less digits than its factorization.

3139197385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33044207.

The product of its digits is 612360, while the sum is 49.

The square root of 3139197385 is about 56028.5408073421. The cubic root of 3139197385 is about 1464.2195729134.

The spelling of 3139197385 in words is "three billion, one hundred thirty-nine million, one hundred ninety-seven thousand, three hundred eighty-five".