312353240443 has 2 divisors, whose sum is σ = 312353240444. Its totient is φ = 312353240442.

The previous prime is 312353240383. The next prime is 312353240453. The reversal of 312353240443 is 344042353213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312353240443 - 2¹⁷ = 312353109371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312353240399 and 312353240408.

It is not a weakly prime, because it can be changed into another prime (312353240453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156176620221 + 156176620222.

It is an arithmetic number, because the mean of its divisors is an integer number (156176620222).

Almost surely, 2^312353240443 is an apocalyptic number.

312353240443 is a deficient number, since it is larger than the sum of its proper divisors (1).

312353240443 is an equidigital number, since it uses as much as digits as its factorization.

312353240443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 312353240443 its reverse (344042353213), we get a palindrome (656395593656).

The spelling of 312353240443 in words is "three hundred twelve billion, three hundred fifty-three million, two hundred forty thousand, four hundred forty-three".