135646323 has 4 divisors (see below), whose sum is σ = 180861768. Its totient is φ = 90430880.

The previous prime is 135646307. The next prime is 135646351. The reversal of 135646323 is 323646531.

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

It is a cyclic number.

It is not a de Polignac number, because 135646323 - 2⁴ = 135646307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135646363) 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, 22607718 + ... + 22607723.

It is an arithmetic number, because the mean of its divisors is an integer number (45215442).

Almost surely, 2^135646323 is an apocalyptic number.

135646323 is a deficient number, since it is larger than the sum of its proper divisors (45215445).

135646323 is an equidigital number, since it uses as much as digits as its factorization.

135646323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45215444.

The product of its digits is 38880, while the sum is 33.

The square root of 135646323 is about 11646.7301419755. The cubic root of 135646323 is about 513.8101452782.

The spelling of 135646323 in words is "one hundred thirty-five million, six hundred forty-six thousand, three hundred twenty-three".