27103005133 has 4 divisors (see below), whose sum is σ = 27103520700. Its totient is φ = 27102489568.

The previous prime is 27103005131. The next prime is 27103005197. The reversal of 27103005133 is 33150030172.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22422666564 + 4680338569 = 149742^2 + 68413^2 .

It is a cyclic number.

It is not a de Polignac number, because 27103005133 - 2¹ = 27103005131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27103005098 and 27103005107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27103005131) 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, 168658 + ... + 287491.

It is an arithmetic number, because the mean of its divisors is an integer number (6775880175).

Almost surely, 2^27103005133 is an apocalyptic number.

It is an amenable number.

27103005133 is a deficient number, since it is larger than the sum of its proper divisors (515567).

27103005133 is an equidigital number, since it uses as much as digits as its factorization.

27103005133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515566.

The product of its (nonzero) digits is 1890, while the sum is 25.

The spelling of 27103005133 in words is "twenty-seven billion, one hundred three million, five thousand, one hundred thirty-three".