64266043 has 2 divisors, whose sum is σ = 64266044. Its totient is φ = 64266042.

The previous prime is 64266023. The next prime is 64266047. The reversal of 64266043 is 34066246.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64266043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64265996 and 64266014.

It is not a weakly prime, because it can be changed into another prime (64266047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32133021 + 32133022.

It is an arithmetic number, because the mean of its divisors is an integer number (32133022).

Almost surely, 2^64266043 is an apocalyptic number.

64266043 is a deficient number, since it is larger than the sum of its proper divisors (1).

64266043 is an equidigital number, since it uses as much as digits as its factorization.

64266043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 64266043 is about 8016.6104433233. The cubic root of 64266043 is about 400.5534900187.

The spelling of 64266043 in words is "sixty-four million, two hundred sixty-six thousand, forty-three".