66341507 has 2 divisors, whose sum is σ = 66341508. Its totient is φ = 66341506.

The previous prime is 66341461. The next prime is 66341543. The reversal of 66341507 is 70514366.

66341507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66341507 is a prime.

It is not a weakly prime, because it can be changed into another prime (66341557) 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, 33170753 + 33170754.

It is an arithmetic number, because the mean of its divisors is an integer number (33170754).

Almost surely, 2^66341507 is an apocalyptic number.

66341507 is a deficient number, since it is larger than the sum of its proper divisors (1).

66341507 is an equidigital number, since it uses as much as digits as its factorization.

66341507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 66341507 is about 8145.0295886510. The cubic root of 66341507 is about 404.8198294268.

The spelling of 66341507 in words is "sixty-six million, three hundred forty-one thousand, five hundred seven".