404120003 has 12 divisors (see below), whose sum is σ = 470468880. Its totient is φ = 346115952.

The previous prime is 404119981. The next prime is 404120021. The reversal of 404120003 is 300021404.

It is not a de Polignac number, because 404120003 - 2⁸ = 404119747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404120003.

It is not an unprimeable number, because it can be changed into a prime (404120023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82538 + ... + 87296.

It is an arithmetic number, because the mean of its divisors is an integer number (39205740).

Almost surely, 2^404120003 is an apocalyptic number.

404120003 is a deficient number, since it is larger than the sum of its proper divisors (66348877).

404120003 is a wasteful number, since it uses less digits than its factorization.

404120003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506 (or 6499 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 404120003 is about 20102.7362067953. The cubic root of 404120003 is about 739.3273672382.

Adding to 404120003 its reverse (300021404), we get a palindrome (704141407).

The spelling of 404120003 in words is "four hundred four million, one hundred twenty thousand, three".