505405041 has 8 divisors (see below), whose sum is σ = 674009280. Its totient is φ = 336868752.

The previous prime is 505405037. The next prime is 505405049. The reversal of 505405041 is 140504505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505405041 - 2² = 505405037 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505405049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4116 + ... + 32058.

It is an arithmetic number, because the mean of its divisors is an integer number (84251160).

Almost surely, 2^505405041 is an apocalyptic number.

It is an amenable number.

505405041 is a deficient number, since it is larger than the sum of its proper divisors (168604239).

505405041 is a wasteful number, since it uses less digits than its factorization.

505405041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33975.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 505405041 is about 22481.2152918831. The cubic root of 505405041 is about 796.5502711164.

Adding to 505405041 its reverse (140504505), we get a palindrome (645909546).

The spelling of 505405041 in words is "five hundred five million, four hundred five thousand, forty-one".