4543842313 has 4 divisors (see below), whose sum is σ = 4666648900. Its totient is φ = 4421035728.

The previous prime is 4543842301. The next prime is 4543842323. The reversal of 4543842313 is 3132483454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3132483454 = 2 ⋅1566241727.

It can be written as a sum of positive squares in 2 ways, for example, as 3172843584 + 1370998729 = 56328^2 + 37027^2 .

It is a cyclic number.

It is not a de Polignac number, because 4543842313 - 2¹³ = 4543834121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 122806549 = 4543842313 / (4 + 5 + 4 + 3 + 8 + 4 + 2 + 3 + 1 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4543842323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61403238 + ... + 61403311.

It is an arithmetic number, because the mean of its divisors is an integer number (1166662225).

Almost surely, 2^4543842313 is an apocalyptic number.

It is an amenable number.

4543842313 is a deficient number, since it is larger than the sum of its proper divisors (122806587).

4543842313 is a wasteful number, since it uses less digits than its factorization.

4543842313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122806586.

The product of its digits is 138240, while the sum is 37.

The square root of 4543842313 is about 67408.0285500177. The cubic root of 4543842313 is about 1656.3079401247.

The spelling of 4543842313 in words is "four billion, five hundred forty-three million, eight hundred forty-two thousand, three hundred thirteen".