27292129 has 2 divisors, whose sum is σ = 27292130. Its totient is φ = 27292128.

The previous prime is 27292093. The next prime is 27292141. The reversal of 27292129 is 92129272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21603904 + 5688225 = 4648^2 + 2385^2 .

It is a cyclic number.

It is not a de Polignac number, because 27292129 - 2²¹ = 25194977 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 27292094 and 27292103.

It is not a weakly prime, because it can be changed into another prime (27292159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13646064 + 13646065.

It is an arithmetic number, because the mean of its divisors is an integer number (13646065).

Almost surely, 2^27292129 is an apocalyptic number.

It is an amenable number.

27292129 is a deficient number, since it is larger than the sum of its proper divisors (1).

27292129 is an equidigital number, since it uses as much as digits as its factorization.

27292129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 34.

The square root of 27292129 is about 5224.1869223832. The cubic root of 27292129 is about 301.0780804271.

The spelling of 27292129 in words is "twenty-seven million, two hundred ninety-two thousand, one hundred twenty-nine".