135645452 has 6 divisors (see below), whose sum is σ = 237379548. Its totient is φ = 67822724.

The previous prime is 135645451. The next prime is 135645463. The reversal of 135645452 is 254546531.

It is not an unprimeable number, because it can be changed into a prime (135645451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16955678 + ... + 16955685.

It is an arithmetic number, because the mean of its divisors is an integer number (39563258).

Almost surely, 2^135645452 is an apocalyptic number.

It is an amenable number.

135645452 is a deficient number, since it is larger than the sum of its proper divisors (101734096).

135645452 is a wasteful number, since it uses less digits than its factorization.

135645452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33911367 (or 33911365 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

The square root of 135645452 is about 11646.6927494461. The cubic root of 135645452 is about 513.8090455320.

It can be divided in two parts, 13 and 5645452, that added together give a palindrome (5645465).

The spelling of 135645452 in words is "one hundred thirty-five million, six hundred forty-five thousand, four hundred fifty-two".