1352113785 has 96 divisors (see below), whose sum is σ = 2773854720. Its totient is φ = 601804800.

The previous prime is 1352113769. The next prime is 1352113787. The reversal of 1352113785 is 5873112531.

It is a happy number.

It is not a de Polignac number, because 1352113785 - 2⁴ = 1352113769 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1352113787) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 343056 + ... + 346974.

It is an arithmetic number, because the mean of its divisors is an integer number (28894320).

Almost surely, 2^1352113785 is an apocalyptic number.

1352113785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1352113785 is an abundant number, since it is smaller than the sum of its proper divisors (1421740935).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1352113785 is a wasteful number, since it uses less digits than its factorization.

1352113785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3999 (or 3996 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 1352113785 is about 36771.0998611681. The cubic root of 1352113785 is about 1105.7859821635.

The spelling of 1352113785 in words is "one billion, three hundred fifty-two million, one hundred thirteen thousand, seven hundred eighty-five".