611066489 has 8 divisors (see below), whose sum is σ = 668141760. Its totient is φ = 554245200.

The previous prime is 611066471. The next prime is 611066503. The reversal of 611066489 is 984660116.

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

It is a cyclic number.

It is not a de Polignac number, because 611066489 - 2¹⁶ = 611000953 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (611066189) 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 in 7 ways as a sum of consecutive naturals, for example, 58442 + ... + 68099.

It is an arithmetic number, because the mean of its divisors is an integer number (83517720).

Almost surely, 2^611066489 is an apocalyptic number.

It is an amenable number.

611066489 is a deficient number, since it is larger than the sum of its proper divisors (57075271).

611066489 is a wasteful number, since it uses less digits than its factorization.

611066489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126991.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 611066489 is about 24719.7590805412. The cubic root of 611066489 is about 848.5865732396.

The spelling of 611066489 in words is "six hundred eleven million, sixty-six thousand, four hundred eighty-nine".