404230302313 has 2 divisors, whose sum is σ = 404230302314. Its totient is φ = 404230302312.

The previous prime is 404230302277. The next prime is 404230302323. The reversal of 404230302313 is 313203032404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 388930591449 + 15299710864 = 623643^2 + 123692^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404230302313 is a prime.

It is not a weakly prime, because it can be changed into another prime (404230302323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202115151156 + 202115151157.

It is an arithmetic number, because the mean of its divisors is an integer number (202115151157).

Almost surely, 2^404230302313 is an apocalyptic number.

It is an amenable number.

404230302313 is a deficient number, since it is larger than the sum of its proper divisors (1).

404230302313 is an equidigital number, since it uses as much as digits as its factorization.

404230302313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 404230302313 its reverse (313203032404), we get a palindrome (717433334717).

The spelling of 404230302313 in words is "four hundred four billion, two hundred thirty million, three hundred two thousand, three hundred thirteen".