1117452 has 48 divisors (see below), whose sum is σ = 3048192. Its totient is φ = 312000.

The previous prime is 1117451. The next prime is 1117463. The reversal of 1117452 is 2547111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1117451) 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 15 ways as a sum of consecutive naturals, for example, 4327 + ... + 4577.

It is an arithmetic number, because the mean of its divisors is an integer number (63504).

2^1117452 is an apocalyptic number.

1117452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524096).

1117452 is an abundant number, since it is smaller than the sum of its proper divisors (1930740).

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

1117452 is a wasteful number, since it uses less digits than its factorization.

1117452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 316 counting only the distinct ones).

The product of its digits is 280, while the sum is 21.

The square root of 1117452 is about 1057.0960221285. The cubic root of 1117452 is about 103.7710694133.

The spelling of 1117452 in words is "one million, one hundred seventeen thousand, four hundred fifty-two".