1121627 has 12 divisors (see below), whose sum is σ = 1280160. Its totient is φ = 976752.

The previous prime is 1121621. The next prime is 1121629. The reversal of 1121627 is 7261211.

It is a de Polignac number, because none of the positive numbers 2^k-1121627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121599 and 1121608.

It is not an unprimeable number, because it can be changed into a prime (1121621) 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 11 ways as a sum of consecutive naturals, for example, 4574 + ... + 4812.

It is an arithmetic number, because the mean of its divisors is an integer number (106680).

2^1121627 is an apocalyptic number.

1121627 is a deficient number, since it is larger than the sum of its proper divisors (158533).

1121627 is a wasteful number, since it uses less digits than its factorization.

1121627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 271 counting only the distinct ones).

The product of its digits is 168, while the sum is 20.

The square root of 1121627 is about 1059.0689307123. The cubic root of 1121627 is about 103.9001445392.

Adding to 1121627 its reverse (7261211), we get a palindrome (8382838).

The spelling of 1121627 in words is "one million, one hundred twenty-one thousand, six hundred twenty-seven".