43260559 has 2 divisors, whose sum is σ = 43260560. Its totient is φ = 43260558.

The previous prime is 43260557. The next prime is 43260601. The reversal of 43260559 is 95506234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43260559 - 2¹ = 43260557 is a prime.

Together with 43260557, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43260551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21630279 + 21630280.

It is an arithmetic number, because the mean of its divisors is an integer number (21630280).

Almost surely, 2^43260559 is an apocalyptic number.

43260559 is a deficient number, since it is larger than the sum of its proper divisors (1).

43260559 is an equidigital number, since it uses as much as digits as its factorization.

43260559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 43260559 is about 6577.2759558954. The cubic root of 43260559 is about 351.0460109109.

The spelling of 43260559 in words is "forty-three million, two hundred sixty thousand, five hundred fifty-nine".