67452653 has 2 divisors, whose sum is σ = 67452654. Its totient is φ = 67452652.

The previous prime is 67452647. The next prime is 67452677. The reversal of 67452653 is 35625476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64673764 + 2778889 = 8042^2 + 1667^2 .

It is a cyclic number.

It is not a de Polignac number, because 67452653 - 2⁶ = 67452589 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67452613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33726326 + 33726327.

It is an arithmetic number, because the mean of its divisors is an integer number (33726327).

Almost surely, 2^67452653 is an apocalyptic number.

It is an amenable number.

67452653 is a deficient number, since it is larger than the sum of its proper divisors (1).

67452653 is an equidigital number, since it uses as much as digits as its factorization.

67452653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 38.

The square root of 67452653 is about 8212.9564104529. The cubic root of 67452653 is about 407.0674205692.

The spelling of 67452653 in words is "sixty-seven million, four hundred fifty-two thousand, six hundred fifty-three".