312734543 has 6 divisors (see below), whose sum is σ = 343749672. Its totient is φ = 284304020.

The previous prime is 312734501. The next prime is 312734549. The reversal of 312734543 is 345437213.

It is not a de Polignac number, because 312734543 - 2¹⁸ = 312472399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312734549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1292171 + ... + 1292412.

It is an arithmetic number, because the mean of its divisors is an integer number (57291612).

Almost surely, 2^312734543 is an apocalyptic number.

312734543 is a deficient number, since it is larger than the sum of its proper divisors (31015129).

312734543 is a wasteful number, since it uses less digits than its factorization.

312734543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584605 (or 2584594 counting only the distinct ones).

The product of its digits is 30240, while the sum is 32.

The square root of 312734543 is about 17684.3021632181. The cubic root of 312734543 is about 678.7741343998.

The spelling of 312734543 in words is "three hundred twelve million, seven hundred thirty-four thousand, five hundred forty-three".