5243143454 has 4 divisors (see below), whose sum is σ = 7864715184. Its totient is φ = 2621571726.

The previous prime is 5243143453. The next prime is 5243143517. The reversal of 5243143454 is 4543413425.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243143453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310785862 + ... + 1310785865.

It is an arithmetic number, because the mean of its divisors is an integer number (1966178796).

Almost surely, 2^5243143454 is an apocalyptic number.

5243143454 is a deficient number, since it is larger than the sum of its proper divisors (2621571730).

5243143454 is a wasteful number, since it uses less digits than its factorization.

5243143454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2621571729.

The product of its digits is 115200, while the sum is 35.

The square root of 5243143454 is about 72409.5536100037. The cubic root of 5243143454 is about 1737.2563726107.

Adding to 5243143454 its reverse (4543413425), we get a palindrome (9786556879).

The spelling of 5243143454 in words is "five billion, two hundred forty-three million, one hundred forty-three thousand, four hundred fifty-four".