64537211 has 2 divisors, whose sum is σ = 64537212. Its totient is φ = 64537210.

The previous prime is 64537201. The next prime is 64537223. The reversal of 64537211 is 11273546.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64537211 - 2¹⁰ = 64536187 is a prime.

It is not a weakly prime, because it can be changed into another prime (64537201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32268605 + 32268606.

It is an arithmetic number, because the mean of its divisors is an integer number (32268606).

Almost surely, 2^64537211 is an apocalyptic number.

64537211 is a deficient number, since it is larger than the sum of its proper divisors (1).

64537211 is an equidigital number, since it uses as much as digits as its factorization.

64537211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 29.

The square root of 64537211 is about 8033.5055237424. The cubic root of 64537211 is about 401.1160726417.

The spelling of 64537211 in words is "sixty-four million, five hundred thirty-seven thousand, two hundred eleven".