5354243231 has 4 divisors (see below), whose sum is σ = 5355476472. Its totient is φ = 5353009992.

The previous prime is 5354243207. The next prime is 5354243239. The reversal of 5354243231 is 1323424535.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5354243231 is a prime.

It is a super-2 number, since 2×5354243231² = 57335841153418638722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5354243239) 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, 610085 + ... + 618798.

It is an arithmetic number, because the mean of its divisors is an integer number (1338869118).

Almost surely, 2^5354243231 is an apocalyptic number.

5354243231 is a deficient number, since it is larger than the sum of its proper divisors (1233241).

5354243231 is a wasteful number, since it uses less digits than its factorization.

5354243231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233240.

The product of its digits is 43200, while the sum is 32.

The square root of 5354243231 is about 73172.6945724975. The cubic root of 5354243231 is about 1749.4412617344.

Adding to 5354243231 its reverse (1323424535), we get a palindrome (6677667766).

The spelling of 5354243231 in words is "five billion, three hundred fifty-four million, two hundred forty-three thousand, two hundred thirty-one".