5112531043 has 4 divisors (see below), whose sum is σ = 5118946560. Its totient is φ = 5106115528.

The previous prime is 5112531013. The next prime is 5112531049. The reversal of 5112531043 is 3401352115.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5112531043 - 2⁹ = 5112530531 is a prime.

It is a super-2 number, since 2×5112531043² = 52275947331277335698, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5112530999 and 5112531017.

It is not an unprimeable number, because it can be changed into a prime (5112531049) 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, 3206563 + ... + 3208156.

It is an arithmetic number, because the mean of its divisors is an integer number (1279736640).

Almost surely, 2^5112531043 is an apocalyptic number.

5112531043 is a deficient number, since it is larger than the sum of its proper divisors (6415517).

5112531043 is an equidigital number, since it uses as much as digits as its factorization.

5112531043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6415516.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 5112531043 is about 71501.9653086543. The cubic root of 5112531043 is about 1722.7092514523.

Adding to 5112531043 its reverse (3401352115), we get a palindrome (8513883158).

The spelling of 5112531043 in words is "five billion, one hundred twelve million, five hundred thirty-one thousand, forty-three".