1152120 has 32 divisors (see below), whose sum is σ = 3456720. Its totient is φ = 307200.

The previous prime is 1152119. The next prime is 1152121. The reversal of 1152120 is 212511.

It is an interprime number because it is at equal distance from previous prime (1152119) and next prime (1152121).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1152096 and 1152105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4681 + ... + 4920.

2^1152120 is an apocalyptic number.

1152120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1152120 is an abundant number, since it is smaller than the sum of its proper divisors (2304600).

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

1152120 is a wasteful number, since it uses less digits than its factorization.

1152120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9615 (or 9611 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1152120 is about 1073.3685294436. The cubic root of 1152120 is about 104.8332955606.

Adding to 1152120 its reverse (212511), we get a palindrome (1364631).

The spelling of 1152120 in words is "one million, one hundred fifty-two thousand, one hundred twenty".