27350987 has 2 divisors, whose sum is σ = 27350988. Its totient is φ = 27350986.

The previous prime is 27350957. The next prime is 27350989. The reversal of 27350987 is 78905372.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27350987 is a prime.

Together with 27350989, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27350989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13675493 + 13675494.

It is an arithmetic number, because the mean of its divisors is an integer number (13675494).

Almost surely, 2^27350987 is an apocalyptic number.

27350987 is a deficient number, since it is larger than the sum of its proper divisors (1).

27350987 is an equidigital number, since it uses as much as digits as its factorization.

27350987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 27350987 is about 5229.8171096129. The cubic root of 27350987 is about 301.2943592672.

The spelling of 27350987 in words is "twenty-seven million, three hundred fifty thousand, nine hundred eighty-seven".