128334611 has 8 divisors (see below), whose sum is σ = 132538224. Its totient is φ = 124169760.

The previous prime is 128334553. The next prime is 128334653. The reversal of 128334611 is 116433821.

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-128334611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (128337611) 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, 2885 + ... + 16278.

It is an arithmetic number, because the mean of its divisors is an integer number (16567278).

Almost surely, 2^128334611 is an apocalyptic number.

128334611 is a deficient number, since it is larger than the sum of its proper divisors (4203613).

128334611 is a wasteful number, since it uses less digits than its factorization.

128334611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19381.

The product of its digits is 3456, while the sum is 29.

The square root of 128334611 is about 11328.4867038806. The cubic root of 128334611 is about 504.4071872647.

The spelling of 128334611 in words is "one hundred twenty-eight million, three hundred thirty-four thousand, six hundred eleven".