27274151 has 2 divisors, whose sum is σ = 27274152. Its totient is φ = 27274150.

The previous prime is 27274127. The next prime is 27274157. The reversal of 27274151 is 15147272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27274151 - 2⁶ = 27274087 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27274157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13637075 + 13637076.

It is an arithmetic number, because the mean of its divisors is an integer number (13637076).

Almost surely, 2^27274151 is an apocalyptic number.

27274151 is a deficient number, since it is larger than the sum of its proper divisors (1).

27274151 is an equidigital number, since it uses as much as digits as its factorization.

27274151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3920, while the sum is 29.

The square root of 27274151 is about 5222.4659884005. The cubic root of 27274151 is about 301.0119567146.

The spelling of 27274151 in words is "twenty-seven million, two hundred seventy-four thousand, one hundred fifty-one".