1013039985 has 8 divisors (see below), whose sum is σ = 1620864000. Its totient is φ = 540287984.

The previous prime is 1013039981. The next prime is 1013039987. The reversal of 1013039985 is 5899303101.

1013039985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1013039985 - 2² = 1013039981 is a prime.

It is a super-2 number, since 2×1013039985² = 2052500022417600450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013039981) 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, 33767985 + ... + 33768014.

It is an arithmetic number, because the mean of its divisors is an integer number (202608000).

Almost surely, 2^1013039985 is an apocalyptic number.

1013039985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1013039985 is a deficient number, since it is larger than the sum of its proper divisors (607824015).

1013039985 is an equidigital number, since it uses as much as digits as its factorization.

1013039985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67536007.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 1013039985 is about 31828.2890680602. The cubic root of 1013039985 is about 1004.3279038929.

The spelling of 1013039985 in words is "one billion, thirteen million, thirty-nine thousand, nine hundred eighty-five".