985361523 has 8 divisors (see below), whose sum is σ = 1322516736. Its totient is φ = 652557000.

The previous prime is 985361483. The next prime is 985361539. The reversal of 985361523 is 325163589.

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

It is a de Polignac number, because none of the positive numbers 2^k-985361523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (985361723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087143 + ... + 1088048.

It is an arithmetic number, because the mean of its divisors is an integer number (165314592).

Almost surely, 2^985361523 is an apocalyptic number.

985361523 is a deficient number, since it is larger than the sum of its proper divisors (337155213).

985361523 is a wasteful number, since it uses less digits than its factorization.

985361523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175345.

The product of its digits is 194400, while the sum is 42.

The square root of 985361523 is about 31390.4686648670. The cubic root of 985361523 is about 995.0965026811.

The spelling of 985361523 in words is "nine hundred eighty-five million, three hundred sixty-one thousand, five hundred twenty-three".