27853151 has 2 divisors, whose sum is σ = 27853152. Its totient is φ = 27853150.

The previous prime is 27853141. The next prime is 27853153. The reversal of 27853151 is 15135872.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27853151 is a prime.

Together with 27853153, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_1732829 and since 27853151 and 1732829 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27853153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13926575 + 13926576.

It is an arithmetic number, because the mean of its divisors is an integer number (13926576).

Almost surely, 2^27853151 is an apocalyptic number.

27853151 is a deficient number, since it is larger than the sum of its proper divisors (1).

27853151 is an equidigital number, since it uses as much as digits as its factorization.

27853151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400, while the sum is 32.

The square root of 27853151 is about 5277.6084545938. The cubic root of 27853151 is about 303.1271092212.

The spelling of 27853151 in words is "twenty-seven million, eight hundred fifty-three thousand, one hundred fifty-one".