135038033 has 4 divisors (see below), whose sum is σ = 145425588. Its totient is φ = 124650480.

The previous prime is 135038027. The next prime is 135038041. The reversal of 135038033 is 330830531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 330830531 = 1283 ⋅257857.

It can be written as a sum of positive squares in 2 ways, for example, as 70845889 + 64192144 = 8417^2 + 8012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135038033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135037993 and 135038011.

It is not an unprimeable number, because it can be changed into a prime (135038063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5193758 + ... + 5193783.

It is an arithmetic number, because the mean of its divisors is an integer number (36356397).

Almost surely, 2^135038033 is an apocalyptic number.

135038033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135038033 is a deficient number, since it is larger than the sum of its proper divisors (10387555).

135038033 is a wasteful number, since it uses less digits than its factorization.

135038033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10387554.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 135038033 is about 11620.5866030937. The cubic root of 135038033 is about 513.0409539354.

Adding to 135038033 its reverse (330830531), we get a palindrome (465868564).

The spelling of 135038033 in words is "one hundred thirty-five million, thirty-eight thousand, thirty-three".