27174139 has 2 divisors, whose sum is σ = 27174140. Its totient is φ = 27174138.

The previous prime is 27174137. The next prime is 27174157. The reversal of 27174139 is 93147172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27174139 - 2¹ = 27174137 is a prime.

Together with 27174137, it forms a pair of twin primes.

It is equal to p_1693276 and since 27174139 and 1693276 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (27174137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13587069 + 13587070.

It is an arithmetic number, because the mean of its divisors is an integer number (13587070).

Almost surely, 2^27174139 is an apocalyptic number.

27174139 is a deficient number, since it is larger than the sum of its proper divisors (1).

27174139 is an equidigital number, since it uses as much as digits as its factorization.

27174139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 34.

The square root of 27174139 is about 5212.8820243700. The cubic root of 27174139 is about 300.6435776314.

The spelling of 27174139 in words is "twenty-seven million, one hundred seventy-four thousand, one hundred thirty-nine".