264530443 has 2 divisors, whose sum is σ = 264530444. Its totient is φ = 264530442.

The previous prime is 264530437. The next prime is 264530447. The reversal of 264530443 is 344035462.

264530443 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 264530443 - 2¹⁷ = 264399371 is a prime.

It is not a weakly prime, because it can be changed into another prime (264530447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132265221 + 132265222.

It is an arithmetic number, because the mean of its divisors is an integer number (132265222).

Almost surely, 2^264530443 is an apocalyptic number.

264530443 is a deficient number, since it is larger than the sum of its proper divisors (1).

264530443 is an equidigital number, since it uses as much as digits as its factorization.

264530443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 31.

The square root of 264530443 is about 16264.3918730459. The cubic root of 264530443 is about 641.9362285948.

The spelling of 264530443 in words is "two hundred sixty-four million, five hundred thirty thousand, four hundred forty-three".