1197120 has 112 divisors (see below), whose sum is σ = 4023360. Its totient is φ = 301056.

The previous prime is 1197113. The next prime is 1197121. The reversal of 1197120 is 217911.

It is an Ulam number.

It is a nialpdrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27819 + ... + 27861.

2^1197120 is an apocalyptic number.

1197120 is a gapful number since it is divisible by the number (10) 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 1197120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2011680).

1197120 is an abundant number, since it is smaller than the sum of its proper divisors (2826240).

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

1197120 is a wasteful number, since it uses less digits than its factorization.

1197120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 21.

The square root of 1197120 is about 1094.1297912040. The cubic root of 1197120 is about 106.1807761318.

The spelling of 1197120 in words is "one million, one hundred ninety-seven thousand, one hundred twenty".