1139627 has 4 divisors (see below), whose sum is σ = 1189200. Its totient is φ = 1090056.

The previous prime is 1139623. The next prime is 1139669. The reversal of 1139627 is 7269311.

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 1139627 - 2² = 1139623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1139627.

It is not an unprimeable number, because it can be changed into a prime (1139623) 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, 24752 + ... + 24797.

It is an arithmetic number, because the mean of its divisors is an integer number (297300).

2^1139627 is an apocalyptic number.

1139627 is a deficient number, since it is larger than the sum of its proper divisors (49573).

1139627 is an equidigital number, since it uses as much as digits as its factorization.

1139627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49572.

The product of its digits is 2268, while the sum is 29.

The square root of 1139627 is about 1067.5331376590. The cubic root of 1139627 is about 104.4529981007.

The spelling of 1139627 in words is "one million, one hundred thirty-nine thousand, six hundred twenty-seven".