489391135 has 32 divisors (see below), whose sum is σ = 616092480. Its totient is φ = 372922368.

The previous prime is 489391099. The next prime is 489391159. The reversal of 489391135 is 531193984.

It is a cyclic number.

It is not a de Polignac number, because 489391135 - 2²³ = 481002527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 489391091 and 489391100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1766617 + ... + 1766893.

It is an arithmetic number, because the mean of its divisors is an integer number (19252890).

Almost surely, 2^489391135 is an apocalyptic number.

489391135 is a deficient number, since it is larger than the sum of its proper divisors (126701345).

489391135 is a wasteful number, since it uses less digits than its factorization.

489391135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507.

The product of its digits is 116640, while the sum is 43.

The square root of 489391135 is about 22122.1864877774. The cubic root of 489391135 is about 788.0468414827.

The spelling of 489391135 in words is "four hundred eighty-nine million, three hundred ninety-one thousand, one hundred thirty-five".