323135705 has 4 divisors (see below), whose sum is σ = 387762852. Its totient is φ = 258508560.

The previous prime is 323135699. The next prime is 323135713. The reversal of 323135705 is 507531323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 507531323 = 13 ⋅39040871.

It can be written as a sum of positive squares in 2 ways, for example, as 32501401 + 290634304 = 5701^2 + 17048^2 .

It is not a de Polignac number, because 323135705 - 2¹⁶ = 323070169 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 32313566 + ... + 32313575.

It is an arithmetic number, because the mean of its divisors is an integer number (96940713).

Almost surely, 2^323135705 is an apocalyptic number.

It is an amenable number.

323135705 is a deficient number, since it is larger than the sum of its proper divisors (64627147).

323135705 is an equidigital number, since it uses as much as digits as its factorization.

323135705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64627146.

The product of its (nonzero) digits is 9450, while the sum is 29.

The square root of 323135705 is about 17975.9757732369. The cubic root of 323135705 is about 686.2172789620.

The spelling of 323135705 in words is "three hundred twenty-three million, one hundred thirty-five thousand, seven hundred five".