1135427 has 2 divisors, whose sum is σ = 1135428. Its totient is φ = 1135426.

The previous prime is 1135411. The next prime is 1135429. The reversal of 1135427 is 7245311.

It is a strong prime.

It is an emirp because it is prime and its reverse (7245311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1135427 - 2⁴ = 1135411 is a prime.

Together with 1135429, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1135429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567713 + 567714.

It is an arithmetic number, because the mean of its divisors is an integer number (567714).

2^1135427 is an apocalyptic number.

1135427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135427 is an equidigital number, since it uses as much as digits as its factorization.

1135427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 840, while the sum is 23.

The square root of 1135427 is about 1065.5641698180. The cubic root of 1135427 is about 104.3245225462.

The spelling of 1135427 in words is "one million, one hundred thirty-five thousand, four hundred twenty-seven".