135646053 has 4 divisors (see below), whose sum is σ = 180861408. Its totient is φ = 90430700.

The previous prime is 135646051. The next prime is 135646067. The reversal of 135646053 is 350646531.

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 135646053 - 2¹ = 135646051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135646051) 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 3 ways as a sum of consecutive naturals, for example, 22607673 + ... + 22607678.

It is an arithmetic number, because the mean of its divisors is an integer number (45215352).

Almost surely, 2^135646053 is an apocalyptic number.

It is an amenable number.

135646053 is a deficient number, since it is larger than the sum of its proper divisors (45215355).

135646053 is an equidigital number, since it uses as much as digits as its factorization.

135646053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45215354.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 135646053 is about 11646.7185507335. The cubic root of 135646053 is about 513.8098043700.

The spelling of 135646053 in words is "one hundred thirty-five million, six hundred forty-six thousand, fifty-three".