135822853 has 4 divisors (see below), whose sum is σ = 138981568. Its totient is φ = 132664140.

The previous prime is 135822823. The next prime is 135822857. The reversal of 135822853 is 358228531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135822853 - 2²¹ = 133725701 is a prime.

It is a super-3 number, since 3×135822853³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135822857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1579293 + ... + 1579378.

It is an arithmetic number, because the mean of its divisors is an integer number (34745392).

Almost surely, 2^135822853 is an apocalyptic number.

It is an amenable number.

135822853 is a deficient number, since it is larger than the sum of its proper divisors (3158715).

135822853 is an equidigital number, since it uses as much as digits as its factorization.

135822853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158714.

The product of its digits is 57600, while the sum is 37.

The square root of 135822853 is about 11654.3061998559. The cubic root of 135822853 is about 514.0329393416.

The spelling of 135822853 in words is "one hundred thirty-five million, eight hundred twenty-two thousand, eight hundred fifty-three".