27002291 has 2 divisors, whose sum is σ = 27002292. Its totient is φ = 27002290.

The previous prime is 27002263. The next prime is 27002317. The reversal of 27002291 is 19220072.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27002291 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27002201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13501145 + 13501146.

It is an arithmetic number, because the mean of its divisors is an integer number (13501146).

Almost surely, 2^27002291 is an apocalyptic number.

27002291 is a deficient number, since it is larger than the sum of its proper divisors (1).

27002291 is an equidigital number, since it uses as much as digits as its factorization.

27002291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 27002291 is about 5196.3728696082. The cubic root of 27002291 is about 300.0084849452.

The spelling of 27002291 in words is "twenty-seven million, two thousand, two hundred ninety-one".