43142241031 has 2 divisors, whose sum is σ = 43142241032. Its totient is φ = 43142241030.

The previous prime is 43142241029. The next prime is 43142241047. The reversal of 43142241031 is 13014224134.

43142241031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43142241031 - 2¹ = 43142241029 is a prime.

It is a super-2 number, since 2×43142241031² (a number of 22 digits) contains 22 as substring.

Together with 43142241029, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 43142240987 and 43142241005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43142241731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21571120515 + 21571120516.

It is an arithmetic number, because the mean of its divisors is an integer number (21571120516).

Almost surely, 2^43142241031 is an apocalyptic number.

43142241031 is a deficient number, since it is larger than the sum of its proper divisors (1).

43142241031 is an equidigital number, since it uses as much as digits as its factorization.

43142241031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 43142241031 its reverse (13014224134), we get a palindrome (56156465165).

The spelling of 43142241031 in words is "forty-three billion, one hundred forty-two million, two hundred forty-one thousand, thirty-one".