1191360 has 112 divisors (see below), whose sum is σ = 4059936. Its totient is φ = 294912.

The previous prime is 1191353. The next prime is 1191373. The reversal of 1191360 is 631911.

1191360 = 90² + 91² + ... + 162².

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16284 + ... + 16356.

2^1191360 is an apocalyptic number.

1191360 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 1191360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2029968).

1191360 is an abundant number, since it is smaller than the sum of its proper divisors (2868576).

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

1191360 is a wasteful number, since it uses less digits than its factorization.

1191360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 1191360 is about 1091.4943884418. The cubic root of 1191360 is about 106.0102043101.

It can be divided in two parts, 1191 and 360, that added together give a palindrome (1551).

The spelling of 1191360 in words is "one million, one hundred ninety-one thousand, three hundred sixty".