1003231085 has 8 divisors (see below), whose sum is σ = 1204396800. Its totient is φ = 802238544.

The previous prime is 1003231079. The next prime is 1003231087. The reversal of 1003231085 is 5801323001.

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

It is a cyclic number.

It is not a de Polignac number, because 1003231085 - 2⁴ = 1003231069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1003231085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003231087) 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, 30185 + ... + 54014.

It is an arithmetic number, because the mean of its divisors is an integer number (150549600).

Almost surely, 2^1003231085 is an apocalyptic number.

It is an amenable number.

1003231085 is a deficient number, since it is larger than the sum of its proper divisors (201165715).

1003231085 is an equidigital number, since it uses as much as digits as its factorization.

1003231085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86587.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1003231085 is about 31673.8233404179. The cubic root of 1003231085 is about 1001.0758704211.

Adding to 1003231085 its reverse (5801323001), we get a palindrome (6804554086).

The spelling of 1003231085 in words is "one billion, three million, two hundred thirty-one thousand, eighty-five".