66901103 has 8 divisors (see below), whose sum is σ = 72038160. Its totient is φ = 61897600.

The previous prime is 66901097. The next prime is 66901123. The reversal of 66901103 is 30110966.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66901103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66901123) 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, 32348 + ... + 34353.

It is an arithmetic number, because the mean of its divisors is an integer number (9004770).

Almost surely, 2^66901103 is an apocalyptic number.

66901103 is a deficient number, since it is larger than the sum of its proper divisors (5137057).

66901103 is a wasteful number, since it uses less digits than its factorization.

66901103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66777.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 66901103 is about 8179.3094451793. The cubic root of 66901103 is about 405.9548733686.

The spelling of 66901103 in words is "sixty-six million, nine hundred one thousand, one hundred three".