27124133 has 4 divisors (see below), whose sum is σ = 27135468. Its totient is φ = 27112800.

The previous prime is 27124127. The next prime is 27124147. The reversal of 27124133 is 33142172.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 13823524 + 13300609 = 3718^2 + 3647^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27124133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27124099 and 27124108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27124103) 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, 518 + ... + 7383.

It is an arithmetic number, because the mean of its divisors is an integer number (6783867).

Almost surely, 2^27124133 is an apocalyptic number.

It is an amenable number.

27124133 is a deficient number, since it is larger than the sum of its proper divisors (11335).

27124133 is an equidigital number, since it uses as much as digits as its factorization.

27124133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11334.

The product of its digits is 1008, while the sum is 23.

The square root of 27124133 is about 5208.0834286712. The cubic root of 27124133 is about 300.4590490734.

The spelling of 27124133 in words is "twenty-seven million, one hundred twenty-four thousand, one hundred thirty-three".