43723462243 has 2 divisors, whose sum is σ = 43723462244. Its totient is φ = 43723462242.

The previous prime is 43723462193. The next prime is 43723462253. The reversal of 43723462243 is 34226432734.

43723462243 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 is a cyclic number.

It is not a de Polignac number, because 43723462243 - 2¹³ = 43723454051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43723462196 and 43723462205.

It is not a weakly prime, because it can be changed into another prime (43723462253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21861731121 + 21861731122.

It is an arithmetic number, because the mean of its divisors is an integer number (21861731122).

Almost surely, 2^43723462243 is an apocalyptic number.

43723462243 is a deficient number, since it is larger than the sum of its proper divisors (1).

43723462243 is an equidigital number, since it uses as much as digits as its factorization.

43723462243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 40.

Adding to 43723462243 its reverse (34226432734), we get a palindrome (77949894977).

The spelling of 43723462243 in words is "forty-three billion, seven hundred twenty-three million, four hundred sixty-two thousand, two hundred forty-three".