31424334043 has 2 divisors, whose sum is σ = 31424334044. Its totient is φ = 31424334042.

The previous prime is 31424334013. The next prime is 31424334089. The reversal of 31424334043 is 34043342413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31424334043 - 2³³ = 22834399451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31424333996 and 31424334014.

It is not a weakly prime, because it can be changed into another prime (31424334013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15712167021 + 15712167022.

It is an arithmetic number, because the mean of its divisors is an integer number (15712167022).

Almost surely, 2^31424334043 is an apocalyptic number.

31424334043 is a deficient number, since it is larger than the sum of its proper divisors (1).

31424334043 is an equidigital number, since it uses as much as digits as its factorization.

31424334043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 31424334043 its reverse (34043342413), we get a palindrome (65467676456).

The spelling of 31424334043 in words is "thirty-one billion, four hundred twenty-four million, three hundred thirty-four thousand, forty-three".