135334453 has 4 divisors (see below), whose sum is σ = 135360000. Its totient is φ = 135308908.

The previous prime is 135334429. The next prime is 135334477. The reversal of 135334453 is 354433531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 354433531 = 6869 ⋅51599.

It is an interprime number because it is at equal distance from previous prime (135334429) and next prime (135334477).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135334453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135334403) 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, 1525 + ... + 16522.

It is an arithmetic number, because the mean of its divisors is an integer number (33840000).

Almost surely, 2^135334453 is an apocalyptic number.

It is an amenable number.

135334453 is a deficient number, since it is larger than the sum of its proper divisors (25547).

135334453 is an equidigital number, since it uses as much as digits as its factorization.

135334453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25546.

The product of its digits is 32400, while the sum is 31.

The square root of 135334453 is about 11633.3337010506. Note that the first 3 decimals coincide. The cubic root of 135334453 is about 513.4160691498.

Adding to 135334453 its reverse (354433531), we get a palindrome (489767984).

The spelling of 135334453 in words is "one hundred thirty-five million, three hundred thirty-four thousand, four hundred fifty-three".