394611193141 has 4 divisors (see below), whose sum is σ = 430484937984. Its totient is φ = 358737448300.

The previous prime is 394611193121. The next prime is 394611193213. The reversal of 394611193141 is 141391116493.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 394611193141 - 2¹⁵ = 394611160373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394611193121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17936872405 + ... + 17936872426.

It is an arithmetic number, because the mean of its divisors is an integer number (107621234496).

Almost surely, 2^394611193141 is an apocalyptic number.

It is an amenable number.

394611193141 is a deficient number, since it is larger than the sum of its proper divisors (35873744843).

394611193141 is a wasteful number, since it uses less digits than its factorization.

394611193141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35873744842.

The product of its digits is 69984, while the sum is 43.

The spelling of 394611193141 in words is "three hundred ninety-four billion, six hundred eleven million, one hundred ninety-three thousand, one hundred forty-one".