64673053 has 2 divisors, whose sum is σ = 64673054. Its totient is φ = 64673052.

The previous prime is 64673039. The next prime is 64673057. The reversal of 64673053 is 35037646.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35545444 + 29127609 = 5962^2 + 5397^2 .

It is a cyclic number.

It is not a de Polignac number, because 64673053 - 2²¹ = 62575901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64673057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32336526 + 32336527.

It is an arithmetic number, because the mean of its divisors is an integer number (32336527).

Almost surely, 2^64673053 is an apocalyptic number.

It is an amenable number.

64673053 is a deficient number, since it is larger than the sum of its proper divisors (1).

64673053 is an equidigital number, since it uses as much as digits as its factorization.

64673053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 64673053 is about 8041.9557944570. The cubic root of 64673053 is about 401.3973068998.

The spelling of 64673053 in words is "sixty-four million, six hundred seventy-three thousand, fifty-three".