1335329985 has 24 divisors (see below), whose sum is σ = 2348418240. Its totient is φ = 647431840.

The previous prime is 1335329971. The next prime is 1335329987. The reversal of 1335329985 is 5899235331.

It is not a de Polignac number, because 1335329985 - 2⁷ = 1335329857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1335329987) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 366045 + ... + 369674.

It is an arithmetic number, because the mean of its divisors is an integer number (97850760).

Almost surely, 2^1335329985 is an apocalyptic number.

1335329985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1335329985 is a deficient number, since it is larger than the sum of its proper divisors (1013088255).

1335329985 is a wasteful number, since it uses less digits than its factorization.

1335329985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735749 (or 735738 counting only the distinct ones).

The product of its digits is 874800, while the sum is 48.

The square root of 1335329985 is about 36542.1672181604. The cubic root of 1335329985 is about 1101.1915421648.

The spelling of 1335329985 in words is "one billion, three hundred thirty-five million, three hundred twenty-nine thousand, nine hundred eighty-five".