660334411 has 8 divisors (see below), whose sum is σ = 720554544. Its totient is φ = 600145920.

The previous prime is 660334403. The next prime is 660334427. The reversal of 660334411 is 114433066.

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

It is not a de Polignac number, because 660334411 - 2³ = 660334403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 660334411.

It is not an unprimeable number, because it can be changed into a prime (660334481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64971 + ... + 74443.

It is an arithmetic number, because the mean of its divisors is an integer number (90069318).

Almost surely, 2^660334411 is an apocalyptic number.

660334411 is a deficient number, since it is larger than the sum of its proper divisors (60220133).

660334411 is a wasteful number, since it uses less digits than its factorization.

660334411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15821.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 660334411 is about 25696.9727983667. The cubic root of 660334411 is about 870.8057937176.

Adding to 660334411 its reverse (114433066), we get a palindrome (774767477).

It can be divided in two parts, 6603 and 34411, that added together give a palindrome (41014).

The spelling of 660334411 in words is "six hundred sixty million, three hundred thirty-four thousand, four hundred eleven".