135566453 has 4 divisors (see below), whose sum is σ = 147890688. Its totient is φ = 123242220.

The previous prime is 135566429. The next prime is 135566467. The reversal of 135566453 is 354665531.

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.

It is a cyclic number.

It is not a de Polignac number, because 135566453 - 2²² = 131372149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135566413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6162101 + ... + 6162122.

It is an arithmetic number, because the mean of its divisors is an integer number (36972672).

Almost surely, 2^135566453 is an apocalyptic number.

It is an amenable number.

135566453 is a deficient number, since it is larger than the sum of its proper divisors (12324235).

135566453 is a wasteful number, since it uses less digits than its factorization.

135566453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12324234.

The product of its digits is 162000, while the sum is 38.

The square root of 135566453 is about 11643.3007777005. The cubic root of 135566453 is about 513.7092798497.

The spelling of 135566453 in words is "one hundred thirty-five million, five hundred sixty-six thousand, four hundred fifty-three".