135303233 has 8 divisors (see below), whose sum is σ = 146586048. Its totient is φ = 124145424.

The previous prime is 135303211. The next prime is 135303247. The reversal of 135303233 is 332303531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135303233 - 2¹⁴ = 135286849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135303199 and 135303208.

It is not an unprimeable number, because it can be changed into a prime (135303253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28991 + ... + 33332.

It is an arithmetic number, because the mean of its divisors is an integer number (18323256).

Almost surely, 2^135303233 is an apocalyptic number.

135303233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135303233 is a deficient number, since it is larger than the sum of its proper divisors (11282815).

135303233 is a wasteful number, since it uses less digits than its factorization.

135303233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62503.

The product of its (nonzero) digits is 2430, while the sum is 23.

The square root of 135303233 is about 11631.9917898871. The cubic root of 135303233 is about 513.3765865149.

Adding to 135303233 its reverse (332303531), we get a palindrome (467606764).

The spelling of 135303233 in words is "one hundred thirty-five million, three hundred three thousand, two hundred thirty-three".