312343004341405 has 4 divisors (see below), whose sum is σ = 374811605209692. Its totient is φ = 249874403473120.

The previous prime is 312343004341393. The next prime is 312343004341439. The reversal of 312343004341405 is 504143400343213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48258988903161 + 264084015438244 = 6946869^2 + 16250662^2 .

It is not a de Polignac number, because 312343004341405 - 2¹⁷ = 312343004210333 is a prime.

It is a super-2 number, since 2×312343004341405² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31234300434136 + ... + 31234300434145.

It is an arithmetic number, because the mean of its divisors is an integer number (93702901302423).

Almost surely, 2^{312343004341405} is an apocalyptic number.

It is an amenable number.

312343004341405 is a deficient number, since it is larger than the sum of its proper divisors (62468600868287).

312343004341405 is an equidigital number, since it uses as much as digits as its factorization.

312343004341405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62468600868286.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 312343004341405 its reverse (504143400343213), we get a palindrome (816486404684618).

The spelling of 312343004341405 in words is "three hundred twelve trillion, three hundred forty-three billion, four million, three hundred forty-one thousand, four hundred five".