13135782 has 32 divisors (see below), whose sum is σ = 29652480. Its totient is φ = 3842720.

The previous prime is 13135739. The next prime is 13135789. The reversal of 13135782 is 28753131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13135789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1518 + ... + 5345.

It is an arithmetic number, because the mean of its divisors is an integer number (926640).

Almost surely, 2^13135782 is an apocalyptic number.

13135782 is an abundant number, since it is smaller than the sum of its proper divisors (16516698).

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

13135782 is a wasteful number, since it uses less digits than its factorization.

13135782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908.

The product of its digits is 5040, while the sum is 30.

The square root of 13135782 is about 3624.3319384405. The cubic root of 13135782 is about 235.9492733069.

The spelling of 13135782 in words is "thirteen million, one hundred thirty-five thousand, seven hundred eighty-two".