64051873 has 2 divisors, whose sum is σ = 64051874. Its totient is φ = 64051872.

The previous prime is 64051861. The next prime is 64051901. The reversal of 64051873 is 37815046.

64051873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37601424 + 26450449 = 6132^2 + 5143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64051873 is a prime.

It is not a weakly prime, because it can be changed into another prime (64051843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32025936 + 32025937.

It is an arithmetic number, because the mean of its divisors is an integer number (32025937).

Almost surely, 2^64051873 is an apocalyptic number.

It is an amenable number.

64051873 is a deficient number, since it is larger than the sum of its proper divisors (1).

64051873 is an equidigital number, since it uses as much as digits as its factorization.

64051873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 64051873 is about 8003.2414058305. The cubic root of 64051873 is about 400.1080395660.

The spelling of 64051873 in words is "sixty-four million, fifty-one thousand, eight hundred seventy-three".