135453503 has 4 divisors (see below), whose sum is σ = 135618120. Its totient is φ = 135288888.

The previous prime is 135453499. The next prime is 135453511. The reversal of 135453503 is 305354531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135453503 - 2² = 135453499 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 (135453583) 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, 81068 + ... + 82721.

It is an arithmetic number, because the mean of its divisors is an integer number (33904530).

Almost surely, 2^135453503 is an apocalyptic number.

135453503 is a deficient number, since it is larger than the sum of its proper divisors (164617).

135453503 is an equidigital number, since it uses as much as digits as its factorization.

135453503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164616.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 135453503 is about 11638.4493382925. The cubic root of 135453503 is about 513.5665710309.

The spelling of 135453503 in words is "one hundred thirty-five million, four hundred fifty-three thousand, five hundred three".