1151122 has 8 divisors (see below), whose sum is σ = 1973376. Its totient is φ = 493332.

The previous prime is 1151113. The next prime is 1151141. The reversal of 1151122 is 2211511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 41098 + ... + 41125.

It is an arithmetic number, because the mean of its divisors is an integer number (246672).

2^1151122 is an apocalyptic number.

1151122 is a deficient number, since it is larger than the sum of its proper divisors (822254).

1151122 is an equidigital number, since it uses as much as digits as its factorization.

1151122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82232.

The product of its digits is 20, while the sum is 13.

The square root of 1151122 is about 1072.9035371365. The cubic root of 1151122 is about 104.8030169285.

Adding to 1151122 its reverse (2211511), we get a palindrome (3362633).

The spelling of 1151122 in words is "one million, one hundred fifty-one thousand, one hundred twenty-two".