7923313 has 2 divisors, whose sum is σ = 7923314. Its totient is φ = 7923312.

The previous prime is 7923301. The next prime is 7923337. The reversal of 7923313 is 3133297.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7091569 + 831744 = 2663^2 + 912^2 .

It is an emirp because it is prime and its reverse (3133297) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7923313 - 2⁵ = 7923281 is a prime.

It is equal to p₅₃₄₉₆₁ and since 7923313 and 534961 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (7923613) 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, 3961656 + 3961657.

It is an arithmetic number, because the mean of its divisors is an integer number (3961657).

Almost surely, 2^7923313 is an apocalyptic number.

It is an amenable number.

7923313 is a deficient number, since it is larger than the sum of its proper divisors (1).

7923313 is an equidigital number, since it uses as much as digits as its factorization.

7923313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402, while the sum is 28.

The square root of 7923313 is about 2814.8380059961. The cubic root of 7923313 is about 199.3588887444.

The spelling of 7923313 in words is "seven million, nine hundred twenty-three thousand, three hundred thirteen".