66060003 has 8 divisors (see below), whose sum is σ = 88134400. Its totient is φ = 44012808.

The previous prime is 66059969. The next prime is 66060031. The reversal of 66060003 is 30006066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 66060003 - 2⁹ = 66059491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66060053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223 + ... + 11496.

It is an arithmetic number, because the mean of its divisors is an integer number (11016800).

Almost surely, 2^66060003 is an apocalyptic number.

66060003 is a deficient number, since it is larger than the sum of its proper divisors (22074397).

66060003 is a wasteful number, since it uses less digits than its factorization.

66060003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13601.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 66060003 is about 8127.7304950398. The cubic root of 66060003 is about 404.2464329095.

Adding to 66060003 its reverse (30006066), we get a palindrome (96066069).

The spelling of 66060003 in words is "sixty-six million, sixty thousand, three".