8542436753 has 4 divisors (see below), whose sum is σ = 8773313460. Its totient is φ = 8311560048.

The previous prime is 8542436719. The next prime is 8542436813. The reversal of 8542436753 is 3576342458.

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 7014565009 + 1527871744 = 83753^2 + 39088^2 .

It is a cyclic number.

It is not a de Polignac number, because 8542436753 - 2¹⁶ = 8542371217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8542436698 and 8542436707.

It is not an unprimeable number, because it can be changed into a prime (8542436053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115438298 + ... + 115438371.

It is an arithmetic number, because the mean of its divisors is an integer number (2193328365).

Almost surely, 2^8542436753 is an apocalyptic number.

It is an amenable number.

8542436753 is a deficient number, since it is larger than the sum of its proper divisors (230876707).

8542436753 is a wasteful number, since it uses less digits than its factorization.

8542436753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230876706.

The product of its digits is 2419200, while the sum is 47.

The square root of 8542436753 is about 92425.3036402911. The cubic root of 8542436753 is about 2044.2182319174.

The spelling of 8542436753 in words is "eight billion, five hundred forty-two million, four hundred thirty-six thousand, seven hundred fifty-three".