27077231 has 2 divisors, whose sum is σ = 27077232. Its totient is φ = 27077230.

The previous prime is 27077221. The next prime is 27077257. The reversal of 27077231 is 13277072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27077231 - 2¹⁰ = 27076207 is a prime.

It is a super-2 number, since 2×27077231² = 1466352877254722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27077194 and 27077203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27077201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13538615 + 13538616.

It is an arithmetic number, because the mean of its divisors is an integer number (13538616).

Almost surely, 2^27077231 is an apocalyptic number.

27077231 is a deficient number, since it is larger than the sum of its proper divisors (1).

27077231 is an equidigital number, since it uses as much as digits as its factorization.

27077231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 29.

The square root of 27077231 is about 5203.5786724138. The cubic root of 27077231 is about 300.2857684423.

The spelling of 27077231 in words is "twenty-seven million, seventy-seven thousand, two hundred thirty-one".