27042003 has 12 divisors (see below), whose sum is σ = 39427128. Its totient is φ = 17858880.

The previous prime is 27041977. The next prime is 27042017. The reversal of 27042003 is 30024072.

It is a happy number.

It is not a de Polignac number, because 27042003 - 2¹⁸ = 26779859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27042023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13078 + ... + 15003.

It is an arithmetic number, because the mean of its divisors is an integer number (3285594).

Almost surely, 2^27042003 is an apocalyptic number.

27042003 is a deficient number, since it is larger than the sum of its proper divisors (12385125).

27042003 is a wasteful number, since it uses less digits than its factorization.

27042003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28194 (or 28191 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 27042003 is about 5200.1925925873. The cubic root of 27042003 is about 300.1554860664.

Adding to 27042003 its reverse (30024072), we get a palindrome (57066075).

The spelling of 27042003 in words is "twenty-seven million, forty-two thousand, three".