27109051 has 2 divisors, whose sum is σ = 27109052. Its totient is φ = 27109050.

The previous prime is 27109037. The next prime is 27109057. The reversal of 27109051 is 15090172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27109051 - 2⁷ = 27108923 is a prime.

It is a super-2 number, since 2×27109051² = 1469801292241202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27109057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13554525 + 13554526.

It is an arithmetic number, because the mean of its divisors is an integer number (13554526).

Almost surely, 2^27109051 is an apocalyptic number.

27109051 is a deficient number, since it is larger than the sum of its proper divisors (1).

27109051 is an equidigital number, since it uses as much as digits as its factorization.

27109051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 27109051 is about 5206.6352858636. The cubic root of 27109051 is about 300.4033500454.

The spelling of 27109051 in words is "twenty-seven million, one hundred nine thousand, fifty-one".