4273726043 has 2 divisors, whose sum is σ = 4273726044. Its totient is φ = 4273726042.

The previous prime is 4273725997. The next prime is 4273726057. The reversal of 4273726043 is 3406273724.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4273726043 - 2⁸ = 4273725787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4273725988 and 4273726006.

It is not a weakly prime, because it can be changed into another prime (4273726343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2136863021 + 2136863022.

It is an arithmetic number, because the mean of its divisors is an integer number (2136863022).

Almost surely, 2^4273726043 is an apocalyptic number.

4273726043 is a deficient number, since it is larger than the sum of its proper divisors (1).

4273726043 is an equidigital number, since it uses as much as digits as its factorization.

4273726043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 38.

The square root of 4273726043 is about 65373.7412345354. The cubic root of 4273726043 is about 1622.8145507876.

Adding to 4273726043 its reverse (3406273724), we get a palindrome (7679999767).

The spelling of 4273726043 in words is "four billion, two hundred seventy-three million, seven hundred twenty-six thousand, forty-three".