320802051 has 8 divisors (see below), whose sum is σ = 428661760. Its totient is φ = 213405192.

The previous prime is 320802029. The next prime is 320802071. The reversal of 320802051 is 150208023.

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

It is not a de Polignac number, because 320802051 - 2¹⁵ = 320769283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320802011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114091 + ... + 116868.

It is an arithmetic number, because the mean of its divisors is an integer number (53582720).

Almost surely, 2^320802051 is an apocalyptic number.

320802051 is a deficient number, since it is larger than the sum of its proper divisors (107859709).

320802051 is a wasteful number, since it uses less digits than its factorization.

320802051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231425.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 320802051 is about 17910.9477973668. The cubic root of 320802051 is about 684.5613552016.

The spelling of 320802051 in words is "three hundred twenty million, eight hundred two thousand, fifty-one".