320503052 has 6 divisors (see below), whose sum is σ = 560880348. Its totient is φ = 160251524.

The previous prime is 320502971. The next prime is 320503067. The reversal of 320503052 is 250305023.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40062878 + ... + 40062885.

It is an arithmetic number, because the mean of its divisors is an integer number (93480058).

Almost surely, 2^320503052 is an apocalyptic number.

It is an amenable number.

320503052 is a deficient number, since it is larger than the sum of its proper divisors (240377296).

320503052 is a wasteful number, since it uses less digits than its factorization.

320503052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80125767 (or 80125765 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 320503052 is about 17902.5990291913. The cubic root of 320503052 is about 684.3486105265.

Adding to 320503052 its reverse (250305023), we get a palindrome (570808075).

The spelling of 320503052 in words is "three hundred twenty million, five hundred three thousand, fifty-two".