312032323 has 2 divisors, whose sum is σ = 312032324. Its totient is φ = 312032322.

The previous prime is 312032317. The next prime is 312032327. The reversal of 312032323 is 323230213.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312032323 - 2¹³ = 312024131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312032323.

It is not a weakly prime, because it can be changed into another prime (312032327) 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 as a sum of consecutive naturals, namely, 156016161 + 156016162.

It is an arithmetic number, because the mean of its divisors is an integer number (156016162).

Almost surely, 2^312032323 is an apocalyptic number.

312032323 is a deficient number, since it is larger than the sum of its proper divisors (1).

312032323 is an equidigital number, since it uses as much as digits as its factorization.

312032323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 312032323 is about 17664.4366737238. The cubic root of 312032323 is about 678.2657096162.

Adding to 312032323 its reverse (323230213), we get a palindrome (635262536).

The spelling of 312032323 in words is "three hundred twelve million, thirty-two thousand, three hundred twenty-three".