135345303 has 32 divisors (see below), whose sum is σ = 212313600. Its totient is φ = 84976128.

The previous prime is 135345277. The next prime is 135345307. The reversal of 135345303 is 303543531.

It is a happy number.

135345303 is a `hidden beast` number, since 1 + 353 + 4 + 5 + 303 = 666.

It is not a de Polignac number, because 135345303 - 2⁸ = 135345047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135345307) 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 31 ways as a sum of consecutive naturals, for example, 98326 + ... + 99692.

It is an arithmetic number, because the mean of its divisors is an integer number (6634800).

Almost surely, 2^135345303 is an apocalyptic number.

135345303 is a deficient number, since it is larger than the sum of its proper divisors (76968297).

135345303 is a wasteful number, since it uses less digits than its factorization.

135345303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588 (or 1582 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 135345303 is about 11633.8000240678. The cubic root of 135345303 is about 513.4297892715.

Adding to 135345303 its reverse (303543531), we get a palindrome (438888834).

It can be divided in two parts, 1353 and 45303, that added together give a 6-th power (46656 = 6⁶).

The spelling of 135345303 in words is "one hundred thirty-five million, three hundred forty-five thousand, three hundred three".