320100617 has 4 divisors (see below), whose sum is σ = 320297796. Its totient is φ = 319903440.

The previous prime is 320100601. The next prime is 320100629. The reversal of 320100617 is 716001023.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16679056 + 303421561 = 4084^2 + 17419^2 .

It is a cyclic number.

It is not a de Polignac number, because 320100617 - 2⁴ = 320100601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320100317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96134 + ... + 99407.

It is an arithmetic number, because the mean of its divisors is an integer number (80074449).

Almost surely, 2^320100617 is an apocalyptic number.

It is an amenable number.

320100617 is a deficient number, since it is larger than the sum of its proper divisors (197179).

320100617 is a wasteful number, since it uses less digits than its factorization.

320100617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197178.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 320100617 is about 17891.3559296103. The cubic root of 320100617 is about 684.0620597624.

It can be divided in two parts, 3201006 and 17, that added together give a palindrome (3201023).

The spelling of 320100617 in words is "three hundred twenty million, one hundred thousand, six hundred seventeen".