1127122 has 4 divisors (see below), whose sum is σ = 1690686. Its totient is φ = 563560.

The previous prime is 1127111. The next prime is 1127123. The reversal of 1127122 is 2217211.

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

It can be written as a sum of positive squares in only one way, i.e., 1042441 + 84681 = 1021^2 + 291^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1127096 and 1127105.

It is not an unprimeable number, because it can be changed into a prime (1127123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281779 + ... + 281782.

2^1127122 is an apocalyptic number.

1127122 is a deficient number, since it is larger than the sum of its proper divisors (563564).

1127122 is an equidigital number, since it uses as much as digits as its factorization.

1127122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563563.

The product of its digits is 56, while the sum is 16.

The square root of 1127122 is about 1061.6600209106. The cubic root of 1127122 is about 104.0695417534.

The spelling of 1127122 in words is "one million, one hundred twenty-seven thousand, one hundred twenty-two".