394606442103 has 4 divisors (see below), whose sum is σ = 526141922808. Its totient is φ = 263070961400.

The previous prime is 394606442099. The next prime is 394606442107. The reversal of 394606442103 is 301244606493.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (394606442099) and next prime (394606442107).

It is a cyclic number.

It is not a de Polignac number, because 394606442103 - 2² = 394606442099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394606442107) 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, 65767740348 + ... + 65767740353.

It is an arithmetic number, because the mean of its divisors is an integer number (131535480702).

Almost surely, 2^394606442103 is an apocalyptic number.

394606442103 is a deficient number, since it is larger than the sum of its proper divisors (131535480705).

394606442103 is a wasteful number, since it uses less digits than its factorization.

394606442103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131535480704.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 394606442103 in words is "three hundred ninety-four billion, six hundred six million, four hundred forty-two thousand, one hundred three".