27293011 has 2 divisors, whose sum is σ = 27293012. Its totient is φ = 27293010.

The previous prime is 27292997. The next prime is 27293023. The reversal of 27293011 is 11039272.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27293011 is a prime.

It is a super-2 number, since 2×27293011² = 1489816898892242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27293081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13646505 + 13646506.

It is an arithmetic number, because the mean of its divisors is an integer number (13646506).

Almost surely, 2^27293011 is an apocalyptic number.

27293011 is a deficient number, since it is larger than the sum of its proper divisors (1).

27293011 is an equidigital number, since it uses as much as digits as its factorization.

27293011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 27293011 is about 5224.2713367512. The cubic root of 27293011 is about 301.0813237066.

The spelling of 27293011 in words is "twenty-seven million, two hundred ninety-three thousand, eleven".