1121346 has 12 divisors (see below), whose sum is σ = 2429622. Its totient is φ = 373776.

The previous prime is 1121333. The next prime is 1121347. The reversal of 1121346 is 6431211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1022121 + 99225 = 1011^2 + 315^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 62297 = 1121346 / (1 + 1 + 2 + 1 + 3 + 4 + 6).

It is not an unprimeable number, because it can be changed into a prime (1121347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31131 + ... + 31166.

2^1121346 is an apocalyptic number.

1121346 is an abundant number, since it is smaller than the sum of its proper divisors (1308276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121346 is a wasteful number, since it uses less digits than its factorization.

1121346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62305 (or 62302 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1121346 is about 1058.9362587049. The cubic root of 1121346 is about 103.8914671509.

Adding to 1121346 its reverse (6431211), we get a palindrome (7552557).

The spelling of 1121346 in words is "one million, one hundred twenty-one thousand, three hundred forty-six".