1122153 has 8 divisors (see below), whose sum is σ = 1584288. Its totient is φ = 704064.

The previous prime is 1122139. The next prime is 1122157. The reversal of 1122153 is 3512211.

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

It is not a de Polignac number, because 1122153 - 2⁴ = 1122137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122157) 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 7 ways as a sum of consecutive naturals, for example, 10951 + ... + 11052.

It is an arithmetic number, because the mean of its divisors is an integer number (198036).

2^1122153 is an apocalyptic number.

It is an amenable number.

1122153 is a deficient number, since it is larger than the sum of its proper divisors (462135).

1122153 is a wasteful number, since it uses less digits than its factorization.

1122153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22023.

The product of its digits is 60, while the sum is 15.

The square root of 1122153 is about 1059.3172329383. The cubic root of 1122153 is about 103.9163837272.

Adding to 1122153 its reverse (3512211), we get a palindrome (4634364).

It can be divided in two parts, 1122 and 153, that added together give a triangular number (1275 = T₅₀).

The spelling of 1122153 in words is "one million, one hundred twenty-two thousand, one hundred fifty-three".