64247083 has 2 divisors, whose sum is σ = 64247084. Its totient is φ = 64247082.

The previous prime is 64247039. The next prime is 64247089. The reversal of 64247083 is 38074246.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64247083 is a prime.

It is not a weakly prime, because it can be changed into another prime (64247089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32123541 + 32123542.

It is an arithmetic number, because the mean of its divisors is an integer number (32123542).

Almost surely, 2^64247083 is an apocalyptic number.

64247083 is a deficient number, since it is larger than the sum of its proper divisors (1).

64247083 is an equidigital number, since it uses as much as digits as its factorization.

64247083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 64247083 is about 8015.4278114147. The cubic root of 64247083 is about 400.5140952322.

The spelling of 64247083 in words is "sixty-four million, two hundred forty-seven thousand, eighty-three".