1197880 has 16 divisors (see below), whose sum is σ = 2695320. Its totient is φ = 479136.

The previous prime is 1197829. The next prime is 1197881. The reversal of 1197880 is 887911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14934 + ... + 15013.

2^1197880 is an apocalyptic number.

1197880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1197880 is an abundant number, since it is smaller than the sum of its proper divisors (1497440).

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

1197880 is a wasteful number, since it uses less digits than its factorization.

1197880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29958 (or 29954 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 34.

The square root of 1197880 is about 1094.4770440717. The cubic root of 1197880 is about 106.2032412477.

The spelling of 1197880 in words is "one million, one hundred ninety-seven thousand, eight hundred eighty".