27042023 has 2 divisors, whose sum is σ = 27042024. Its totient is φ = 27042022.

The previous prime is 27042017. The next prime is 27042077. The reversal of 27042023 is 32024072.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27042023 - 2¹⁴ = 27025639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27041986 and 27042004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27042823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13521011 + 13521012.

It is an arithmetic number, because the mean of its divisors is an integer number (13521012).

Almost surely, 2^27042023 is an apocalyptic number.

27042023 is a deficient number, since it is larger than the sum of its proper divisors (1).

27042023 is an equidigital number, since it uses as much as digits as its factorization.

27042023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 27042023 is about 5200.1945155927. The cubic root of 27042023 is about 300.1555600637.

Adding to 27042023 its reverse (32024072), we get a palindrome (59066095).

The spelling of 27042023 in words is "twenty-seven million, forty-two thousand, twenty-three".