67252543 has 2 divisors, whose sum is σ = 67252544. Its totient is φ = 67252542.

The previous prime is 67252517. The next prime is 67252579. The reversal of 67252543 is 34525276.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67252543 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 67252499 and 67252508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67250543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33626271 + 33626272.

It is an arithmetic number, because the mean of its divisors is an integer number (33626272).

Almost surely, 2^67252543 is an apocalyptic number.

67252543 is a deficient number, since it is larger than the sum of its proper divisors (1).

67252543 is an equidigital number, since it uses as much as digits as its factorization.

67252543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 34.

The square root of 67252543 is about 8200.7647814091. The cubic root of 67252543 is about 406.6644764581.

The spelling of 67252543 in words is "sixty-seven million, two hundred fifty-two thousand, five hundred forty-three".