5243380985 has 8 divisors (see below), whose sum is σ = 6293133000. Its totient is φ = 4193987584.

The previous prime is 5243380957. The next prime is 5243380993. The reversal of 5243380985 is 5890833425.

It can be written as a sum of positive squares in 4 ways, for example, as 727003369 + 4516377616 = 26963^2 + 67204^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5243380985 - 2⁸ = 5243380729 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 56360 + ... + 116889.

It is an arithmetic number, because the mean of its divisors is an integer number (786641625).

Almost surely, 2^5243380985 is an apocalyptic number.

It is an amenable number.

5243380985 is a deficient number, since it is larger than the sum of its proper divisors (1049752015).

5243380985 is a wasteful number, since it uses less digits than its factorization.

5243380985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179307.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The square root of 5243380985 is about 72411.1937824533. The cubic root of 5243380985 is about 1737.2826066193.

The spelling of 5243380985 in words is "five billion, two hundred forty-three million, three hundred eighty thousand, nine hundred eighty-five".