27132997 has 2 divisors, whose sum is σ = 27132998. Its totient is φ = 27132996.

The previous prime is 27132977. The next prime is 27133061. The reversal of 27132997 is 79923172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15634116 + 11498881 = 3954^2 + 3391^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27132997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27132907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13566498 + 13566499.

It is an arithmetic number, because the mean of its divisors is an integer number (13566499).

Almost surely, 2^27132997 is an apocalyptic number.

It is an amenable number.

27132997 is a deficient number, since it is larger than the sum of its proper divisors (1).

27132997 is an equidigital number, since it uses as much as digits as its factorization.

27132997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47628, while the sum is 40.

The square root of 27132997 is about 5208.9343439901. The cubic root of 27132997 is about 300.4917748992.

The spelling of 27132997 in words is "twenty-seven million, one hundred thirty-two thousand, nine hundred ninety-seven".