1123452 has 36 divisors (see below), whose sum is σ = 3099096. Its totient is φ = 340320.

The previous prime is 1123439. The next prime is 1123477. The reversal of 1123452 is 2543211.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1023 + ... + 1814.

It is an arithmetic number, because the mean of its divisors is an integer number (86086).

2^1123452 is an apocalyptic number.

1123452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123452 is an abundant number, since it is smaller than the sum of its proper divisors (1975644).

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

1123452 is a wasteful number, since it uses less digits than its factorization.

1123452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858 (or 2853 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 1123452 is about 1059.9301863802. The cubic root of 1123452 is about 103.9564660003.

Adding to 1123452 its reverse (2543211), we get a palindrome (3666663).

The spelling of 1123452 in words is "one million, one hundred twenty-three thousand, four hundred fifty-two".