135353663 has 4 divisors (see below), whose sum is σ = 142477560. Its totient is φ = 128229768.

The previous prime is 135353653. The next prime is 135353681. The reversal of 135353663 is 366353531.

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 135353663 - 2⁶ = 135353599 is a prime.

It is a super-2 number, since 2×135353663² = 36641228175035138, which contains 22 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 (135353653) 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, 3561920 + ... + 3561957.

It is an arithmetic number, because the mean of its divisors is an integer number (35619390).

Almost surely, 2^135353663 is an apocalyptic number.

135353663 is a deficient number, since it is larger than the sum of its proper divisors (7123897).

135353663 is an equidigital number, since it uses as much as digits as its factorization.

135353663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7123896.

The product of its digits is 72900, while the sum is 35.

The square root of 135353663 is about 11634.1593164268. The cubic root of 135353663 is about 513.4403602199.

The spelling of 135353663 in words is "one hundred thirty-five million, three hundred fifty-three thousand, six hundred sixty-three".