43351532144101 has 2 divisors, whose sum is σ = 43351532144102. Its totient is φ = 43351532144100.

The previous prime is 43351532143999. The next prime is 43351532144117. The reversal of 43351532144101 is 10144123515334.

It is a happy number.

43351532144101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28881230263876 + 14470301880225 = 5374126^2 + 3803985^2 .

It is a cyclic number.

It is not a de Polignac number, because 43351532144101 - 2⁹ = 43351532143589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43351532144131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21675766072050 + 21675766072051.

It is an arithmetic number, because the mean of its divisors is an integer number (21675766072051).

Almost surely, 2^{43351532144101} is an apocalyptic number.

It is an amenable number.

43351532144101 is a deficient number, since it is larger than the sum of its proper divisors (1).

43351532144101 is an equidigital number, since it uses as much as digits as its factorization.

43351532144101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 43351532144101 its reverse (10144123515334), we get a palindrome (53495655659435).

The spelling of 43351532144101 in words is "forty-three trillion, three hundred fifty-one billion, five hundred thirty-two million, one hundred forty-four thousand, one hundred one".