135453403 has 4 divisors (see below), whose sum is σ = 140124240. Its totient is φ = 130782568.

The previous prime is 135453401. The next prime is 135453421. The reversal of 135453403 is 304354531.

135453403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 135453403 - 2¹ = 135453401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135453401) 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, 2335375 + ... + 2335432.

It is an arithmetic number, because the mean of its divisors is an integer number (35031060).

Almost surely, 2^135453403 is an apocalyptic number.

135453403 is a deficient number, since it is larger than the sum of its proper divisors (4670837).

135453403 is an equidigital number, since it uses as much as digits as its factorization.

135453403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4670836.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 135453403 is about 11638.4450421867. The cubic root of 135453403 is about 513.5664446489.

The spelling of 135453403 in words is "one hundred thirty-five million, four hundred fifty-three thousand, four hundred three".