27112451 has 2 divisors, whose sum is σ = 27112452. Its totient is φ = 27112450.

The previous prime is 27112427. The next prime is 27112457. The reversal of 27112451 is 15421172.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27112451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27112457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13556225 + 13556226.

It is an arithmetic number, because the mean of its divisors is an integer number (13556226).

Almost surely, 2^27112451 is an apocalyptic number.

27112451 is a deficient number, since it is larger than the sum of its proper divisors (1).

27112451 is an equidigital number, since it uses as much as digits as its factorization.

27112451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 560, while the sum is 23.

The square root of 27112451 is about 5206.9617820760. The cubic root of 27112451 is about 300.4159083196.

The spelling of 27112451 in words is "twenty-seven million, one hundred twelve thousand, four hundred fifty-one".