27137087 has 2 divisors, whose sum is σ = 27137088. Its totient is φ = 27137086.

The previous prime is 27137041. The next prime is 27137107. The reversal of 27137087 is 78073172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27137087 - 2²⁰ = 26088511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27137017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13568543 + 13568544.

It is an arithmetic number, because the mean of its divisors is an integer number (13568544).

Almost surely, 2^27137087 is an apocalyptic number.

27137087 is a deficient number, since it is larger than the sum of its proper divisors (1).

27137087 is an equidigital number, since it uses as much as digits as its factorization.

27137087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 27137087 is about 5209.3269238933. The cubic root of 27137087 is about 300.5068727474.

The spelling of 27137087 in words is "twenty-seven million, one hundred thirty-seven thousand, eighty-seven".