505450315 has 4 divisors (see below), whose sum is σ = 606540384. Its totient is φ = 404360248.

The previous prime is 505450301. The next prime is 505450327. The reversal of 505450315 is 513054505.

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

It is a cyclic number.

It is not a de Polignac number, because 505450315 - 2⁹ = 505449803 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50545027 + ... + 50545036.

It is an arithmetic number, because the mean of its divisors is an integer number (151635096).

Almost surely, 2^505450315 is an apocalyptic number.

505450315 is a deficient number, since it is larger than the sum of its proper divisors (101090069).

505450315 is a wasteful number, since it uses less digits than its factorization.

505450315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101090068.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 505450315 is about 22482.2221988842. Note that the first 3 decimals coincide. The cubic root of 505450315 is about 796.5740553009.

The spelling of 505450315 in words is "five hundred five million, four hundred fifty thousand, three hundred fifteen".