27135453 has 16 divisors (see below), whose sum is σ = 36855936. Its totient is φ = 17756160.

The previous prime is 27135443. The next prime is 27135491. The reversal of 27135453 is 35453172.

It is not a de Polignac number, because 27135453 - 2⁵ = 27135421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27135453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27135443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42013 + ... + 42653.

It is an arithmetic number, because the mean of its divisors is an integer number (2303496).

Almost surely, 2^27135453 is an apocalyptic number.

It is an amenable number.

27135453 is a deficient number, since it is larger than the sum of its proper divisors (9720483).

27135453 is a wasteful number, since it uses less digits than its factorization.

27135453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884.

The product of its digits is 12600, while the sum is 30.

The square root of 27135453 is about 5209.1700874516. The cubic root of 27135453 is about 300.5008411729.

The spelling of 27135453 in words is "twenty-seven million, one hundred thirty-five thousand, four hundred fifty-three".