1121652 has 36 divisors (see below), whose sum is σ = 3241056. Its totient is φ = 320400.

The previous prime is 1121651. The next prime is 1121671. The reversal of 1121652 is 2561211.

1121652 is a `hidden beast` number, since 1 + 12 + 1 + 652 = 666.

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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1974 + ... + 2477.

2^1121652 is an apocalyptic number.

1121652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121652 is an abundant number, since it is smaller than the sum of its proper divisors (2119404).

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

1121652 is a wasteful number, since it uses less digits than its factorization.

1121652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4468 (or 4463 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 1121652 is about 1059.0807334665. The cubic root of 1121652 is about 103.9009164786.

Adding to 1121652 its reverse (2561211), we get a palindrome (3682863).

It can be divided in two parts, 112 and 1652, that added together give a square (1764 = 42²).

The spelling of 1121652 in words is "one million, one hundred twenty-one thousand, six hundred fifty-two".