529140985 has 8 divisors (see below), whose sum is σ = 635645376. Its totient is φ = 422862000.

The previous prime is 529140979. The next prime is 529141021. The reversal of 529140985 is 589041925.

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

It is not a de Polignac number, because 529140985 - 2³ = 529140977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51141 + ... + 60610.

It is an arithmetic number, because the mean of its divisors is an integer number (79455672).

Almost surely, 2^529140985 is an apocalyptic number.

It is an amenable number.

529140985 is a deficient number, since it is larger than the sum of its proper divisors (106504391).

529140985 is a wasteful number, since it uses less digits than its factorization.

529140985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112703.

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 529140985 is about 23003.0646871238. The cubic root of 529140985 is about 808.8297815033.

The spelling of 529140985 in words is "five hundred twenty-nine million, one hundred forty thousand, nine hundred eighty-five".