135835783 has 4 divisors (see below), whose sum is σ = 136200328. Its totient is φ = 135471240.

The previous prime is 135835741. The next prime is 135835789. The reversal of 135835783 is 387538531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135835783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135835789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181713 + ... + 182458.

It is an arithmetic number, because the mean of its divisors is an integer number (34050082).

Almost surely, 2^135835783 is an apocalyptic number.

135835783 is a deficient number, since it is larger than the sum of its proper divisors (364545).

135835783 is an equidigital number, since it uses as much as digits as its factorization.

135835783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364544.

The product of its digits is 302400, while the sum is 43.

The square root of 135835783 is about 11654.8609172311. The cubic root of 135835783 is about 514.0492503793.

The spelling of 135835783 in words is "one hundred thirty-five million, eight hundred thirty-five thousand, seven hundred eighty-three".