1122523 has 4 divisors (see below), whose sum is σ = 1125520. Its totient is φ = 1119528.

The previous prime is 1122491. The next prime is 1122529. The reversal of 1122523 is 3252211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3252211 = 19 ⋅171169.

It is a cyclic number.

It is not a de Polignac number, because 1122523 - 2⁵ = 1122491 is a prime.

It is a super-3 number, since 3×1122523³ = 4243331873513009001, which contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122497 and 1122506.

It is not an unprimeable number, because it can be changed into a prime (1122529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840 + ... + 1717.

It is an arithmetic number, because the mean of its divisors is an integer number (281380).

2^1122523 is an apocalyptic number.

1122523 is a deficient number, since it is larger than the sum of its proper divisors (2997).

1122523 is an equidigital number, since it uses as much as digits as its factorization.

1122523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996.

The product of its digits is 120, while the sum is 16.

The square root of 1122523 is about 1059.4918593364. The cubic root of 1122523 is about 103.9278036901.

Adding to 1122523 its reverse (3252211), we get a palindrome (4374734).

The spelling of 1122523 in words is "one million, one hundred twenty-two thousand, five hundred twenty-three".