5312564243 has 8 divisors (see below), whose sum is σ = 6428649312. Its totient is φ = 4285766016.

The previous prime is 5312564239. The next prime is 5312564261. The reversal of 5312564243 is 3424652135.

5312564243 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5312564243 - 2² = 5312564239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5312564263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22321580 + ... + 22321817.

It is an arithmetic number, because the mean of its divisors is an integer number (803581164).

Almost surely, 2^5312564243 is an apocalyptic number.

5312564243 is a deficient number, since it is larger than the sum of its proper divisors (1116085069).

5312564243 is a wasteful number, since it uses less digits than its factorization.

5312564243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44643421.

The product of its digits is 86400, while the sum is 35.

The square root of 5312564243 is about 72887.3393875781. The cubic root of 5312564243 is about 1744.8900452060.

The spelling of 5312564243 in words is "five billion, three hundred twelve million, five hundred sixty-four thousand, two hundred forty-three".