394650103 has 4 divisors (see below), whose sum is σ = 405316360. Its totient is φ = 383983848.

The previous prime is 394650097. The next prime is 394650161. The reversal of 394650103 is 301056493.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-394650103 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 (394650203) 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, 5333073 + ... + 5333146.

It is an arithmetic number, because the mean of its divisors is an integer number (101329090).

Almost surely, 2^394650103 is an apocalyptic number.

394650103 is a deficient number, since it is larger than the sum of its proper divisors (10666257).

394650103 is a wasteful number, since it uses less digits than its factorization.

394650103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10666256.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 394650103 is about 19865.8023497668. The cubic root of 394650103 is about 733.5066803475.

The spelling of 394650103 in words is "three hundred ninety-four million, six hundred fifty thousand, one hundred three".