1188130 has 32 divisors (see below), whose sum is σ = 2352240. Its totient is φ = 430080.

The previous prime is 1188073. The next prime is 1188149. The reversal of 1188130 is 318811.

It can be written as a sum of positive squares in 8 ways, for example, as 848241 + 339889 = 921^2 + 583^2 .

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, 4810 + ... + 5050.

2^1188130 is an apocalyptic number.

1188130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1188130 is a deficient number, since it is larger than the sum of its proper divisors (1164110).

1188130 is a wasteful number, since it uses less digits than its factorization.

1188130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294.

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 1188130 is about 1090.0137613810. The cubic root of 1188130 is about 105.9143130947.

It can be divided in two parts, 11881 and 30, that added together give a palindrome (11911).

The spelling of 1188130 in words is "one million, one hundred eighty-eight thousand, one hundred thirty".