27380923 has 2 divisors, whose sum is σ = 27380924. Its totient is φ = 27380922.

The previous prime is 27380839. The next prime is 27380929. The reversal of 27380923 is 32908372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27380923 - 2⁹ = 27380411 is a prime.

It is not a weakly prime, because it can be changed into another prime (27380929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13690461 + 13690462.

It is an arithmetic number, because the mean of its divisors is an integer number (13690462).

Almost surely, 2^27380923 is an apocalyptic number.

27380923 is a deficient number, since it is larger than the sum of its proper divisors (1).

27380923 is an equidigital number, since it uses as much as digits as its factorization.

27380923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 27380923 is about 5232.6783772749. The cubic root of 27380923 is about 301.4042426786.

The spelling of 27380923 in words is "twenty-seven million, three hundred eighty thousand, nine hundred twenty-three".