43223031413 has 2 divisors, whose sum is σ = 43223031414. Its totient is φ = 43223031412.

The previous prime is 43223031409. The next prime is 43223031431. The reversal of 43223031413 is 31413032234.

Together with next prime (43223031431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41782221649 + 1440809764 = 204407^2 + 37958^2 .

It is a cyclic number.

It is not a de Polignac number, because 43223031413 - 2² = 43223031409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43223031463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21611515706 + 21611515707.

It is an arithmetic number, because the mean of its divisors is an integer number (21611515707).

Almost surely, 2^43223031413 is an apocalyptic number.

It is an amenable number.

43223031413 is a deficient number, since it is larger than the sum of its proper divisors (1).

43223031413 is an equidigital number, since it uses as much as digits as its factorization.

43223031413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 43223031413 its reverse (31413032234), we get a palindrome (74636063647).

The spelling of 43223031413 in words is "forty-three billion, two hundred twenty-three million, thirty-one thousand, four hundred thirteen".