985125538 has 8 divisors (see below), whose sum is σ = 1489324032. Its totient is φ = 488684196.

The previous prime is 985125529. The next prime is 985125587. The reversal of 985125538 is 835521589.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1938970 + ... + 1939477.

It is an arithmetic number, because the mean of its divisors is an integer number (186165504).

Almost surely, 2^985125538 is an apocalyptic number.

985125538 is a deficient number, since it is larger than the sum of its proper divisors (504198494).

985125538 is a wasteful number, since it uses less digits than its factorization.

985125538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3878576.

The product of its digits is 432000, while the sum is 46.

The square root of 985125538 is about 31386.7095758698. The cubic root of 985125538 is about 995.0170575260.

The spelling of 985125538 in words is "nine hundred eighty-five million, one hundred twenty-five thousand, five hundred thirty-eight".