27003013 has 4 divisors (see below), whose sum is σ = 27055168. Its totient is φ = 26950860.

The previous prime is 27002981. The next prime is 27003019. The reversal of 27003013 is 31030072.

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 27003013 - 2⁵ = 27002981 is a prime.

It is a super-2 number, since 2×27003013² = 1458325422156338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27003019) 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, 25293 + ... + 26338.

It is an arithmetic number, because the mean of its divisors is an integer number (6763792).

Almost surely, 2^27003013 is an apocalyptic number.

It is an amenable number.

27003013 is a deficient number, since it is larger than the sum of its proper divisors (52155).

27003013 is an equidigital number, since it uses as much as digits as its factorization.

27003013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52154.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 27003013 is about 5196.4423406789. The cubic root of 27003013 is about 300.0111588442.

Adding to 27003013 its reverse (31030072), we get a palindrome (58033085).

The spelling of 27003013 in words is "twenty-seven million, three thousand, thirteen".