312430342134 has 32 divisors (see below), whose sum is σ = 636017391360. Its totient is φ = 102294903200.

The previous prime is 312430342129. The next prime is 312430342151. The reversal of 312430342134 is 431243034213.

It is a happy number.

It is a super-2 number, since 2×312430342134² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1248612 + ... + 1477799.

It is an arithmetic number, because the mean of its divisors is an integer number (19875543480).

Almost surely, 2^312430342134 is an apocalyptic number.

312430342134 is an abundant number, since it is smaller than the sum of its proper divisors (323587049226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312430342134 is a wasteful number, since it uses less digits than its factorization.

312430342134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2726756.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 312430342134 its reverse (431243034213), we get a palindrome (743673376347).

The spelling of 312430342134 in words is "three hundred twelve billion, four hundred thirty million, three hundred forty-two thousand, one hundred thirty-four".