27097913 has 2 divisors, whose sum is σ = 27097914. Its totient is φ = 27097912.

The previous prime is 27097907. The next prime is 27097927. The reversal of 27097913 is 31979072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25321024 + 1776889 = 5032^2 + 1333^2 .

It is a cyclic number.

It is not a de Polignac number, because 27097913 - 2⁶ = 27097849 is a prime.

It is not a weakly prime, because it can be changed into another prime (27097313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13548956 + 13548957.

It is an arithmetic number, because the mean of its divisors is an integer number (13548957).

Almost surely, 2^27097913 is an apocalyptic number.

It is an amenable number.

27097913 is a deficient number, since it is larger than the sum of its proper divisors (1).

27097913 is an equidigital number, since it uses as much as digits as its factorization.

27097913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 27097913 is about 5205.5655792623. The cubic root of 27097913 is about 300.3622032607.

The spelling of 27097913 in words is "twenty-seven million, ninety-seven thousand, nine hundred thirteen".