66113363 has 2 divisors, whose sum is σ = 66113364. Its totient is φ = 66113362.

The previous prime is 66113353. The next prime is 66113449. The reversal of 66113363 is 36331166.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66113363 - 2⁴ = 66113347 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (66113303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33056681 + 33056682.

It is an arithmetic number, because the mean of its divisors is an integer number (33056682).

Almost surely, 2^66113363 is an apocalyptic number.

66113363 is a deficient number, since it is larger than the sum of its proper divisors (1).

66113363 is an equidigital number, since it uses as much as digits as its factorization.

66113363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 29.

The square root of 66113363 is about 8131.0124215869. The cubic root of 66113363 is about 404.3552470350.

The spelling of 66113363 in words is "sixty-six million, one hundred thirteen thousand, three hundred sixty-three".