66070363 has 2 divisors, whose sum is σ = 66070364. Its totient is φ = 66070362.

The previous prime is 66070357. The next prime is 66070387. The reversal of 66070363 is 36307066.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66070363 is a prime.

It is not a weakly prime, because it can be changed into another prime (66070343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33035181 + 33035182.

It is an arithmetic number, because the mean of its divisors is an integer number (33035182).

Almost surely, 2^66070363 is an apocalyptic number.

66070363 is a deficient number, since it is larger than the sum of its proper divisors (1).

66070363 is an equidigital number, since it uses as much as digits as its factorization.

66070363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 66070363 is about 8128.3677943361. The cubic root of 66070363 is about 404.2675640728.

The spelling of 66070363 in words is "sixty-six million, seventy thousand, three hundred sixty-three".