404666103 has 4 divisors (see below), whose sum is σ = 539554808. Its totient is φ = 269777400.

The previous prime is 404666081. The next prime is 404666137. The reversal of 404666103 is 301666404.

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

It is not a de Polignac number, because 404666103 - 2⁶ = 404666039 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 (404662103) 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, 67444348 + ... + 67444353.

It is an arithmetic number, because the mean of its divisors is an integer number (134888702).

Almost surely, 2^404666103 is an apocalyptic number.

404666103 is a deficient number, since it is larger than the sum of its proper divisors (134888705).

404666103 is a wasteful number, since it uses less digits than its factorization.

404666103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134888704.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 404666103 is about 20116.3143493037. The cubic root of 404666103 is about 739.6602427402.

The spelling of 404666103 in words is "four hundred four million, six hundred sixty-six thousand, one hundred three".