27941791 has 2 divisors, whose sum is σ = 27941792. Its totient is φ = 27941790.

The previous prime is 27941783. The next prime is 27941801. The reversal of 27941791 is 19714972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27941791 - 2³ = 27941783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27941731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13970895 + 13970896.

It is an arithmetic number, because the mean of its divisors is an integer number (13970896).

Almost surely, 2^27941791 is an apocalyptic number.

27941791 is a deficient number, since it is larger than the sum of its proper divisors (1).

27941791 is an equidigital number, since it uses as much as digits as its factorization.

27941791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 40.

The square root of 27941791 is about 5285.9995270526. Note that the first 3 decimals coincide. The cubic root of 27941791 is about 303.4483264313.

The spelling of 27941791 in words is "twenty-seven million, nine hundred forty-one thousand, seven hundred ninety-one".