1136427 has 4 divisors (see below), whose sum is σ = 1515240. Its totient is φ = 757616.

The previous prime is 1136417. The next prime is 1136449. The reversal of 1136427 is 7246311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1136427 - 2⁴ = 1136411 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 1136397 and 1136406.

It is not an unprimeable number, because it can be changed into a prime (1136417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189402 + ... + 189407.

It is an arithmetic number, because the mean of its divisors is an integer number (378810).

2^1136427 is an apocalyptic number.

1136427 is a deficient number, since it is larger than the sum of its proper divisors (378813).

1136427 is an equidigital number, since it uses as much as digits as its factorization.

1136427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378812.

The product of its digits is 1008, while the sum is 24.

The square root of 1136427 is about 1066.0333015436. The cubic root of 1136427 is about 104.3551406633.

The spelling of 1136427 in words is "one million, one hundred thirty-six thousand, four hundred twenty-seven".