27280151 has 2 divisors, whose sum is σ = 27280152. Its totient is φ = 27280150.

The previous prime is 27280147. The next prime is 27280157. The reversal of 27280151 is 15108272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27280151 - 2² = 27280147 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27280151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27280157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13640075 + 13640076.

It is an arithmetic number, because the mean of its divisors is an integer number (13640076).

Almost surely, 2^27280151 is an apocalyptic number.

27280151 is a deficient number, since it is larger than the sum of its proper divisors (1).

27280151 is an equidigital number, since it uses as much as digits as its factorization.

27280151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 27280151 is about 5223.0403980823. The cubic root of 27280151 is about 301.0340281541.

The spelling of 27280151 in words is "twenty-seven million, two hundred eighty thousand, one hundred fifty-one".