404103317 has 4 divisors (see below), whose sum is σ = 405837900. Its totient is φ = 402368736.

The previous prime is 404103281. The next prime is 404103373. The reversal of 404103317 is 713301404.

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

It can be written as a sum of positive squares in 2 ways, for example, as 219306481 + 184796836 = 14809^2 + 13594^2 .

It is a cyclic number.

It is not a de Polignac number, because 404103317 - 2²⁶ = 336994453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 404103292 and 404103301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404103397) 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, 866942 + ... + 867407.

It is an arithmetic number, because the mean of its divisors is an integer number (101459475).

Almost surely, 2^404103317 is an apocalyptic number.

It is an amenable number.

404103317 is a deficient number, since it is larger than the sum of its proper divisors (1734583).

404103317 is a wasteful number, since it uses less digits than its factorization.

404103317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734582.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 404103317 is about 20102.3211843807. The cubic root of 404103317 is about 739.3171915593.

The spelling of 404103317 in words is "four hundred four million, one hundred three thousand, three hundred seventeen".