1189150 has 24 divisors (see below), whose sum is σ = 2343600. Its totient is φ = 447360.

The previous prime is 1189127. The next prime is 1189151. The reversal of 1189150 is 519811.

It is a Harshad number since it is a multiple of its sum of digits (25).

Together with 1154450 it forms an amicable pair .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151 + ... + 1549.

It is an arithmetic number, because the mean of its divisors is an integer number (97650).

2^1189150 is an apocalyptic number.

1189150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1189150 is a deficient number, since it is larger than the sum of its proper divisors (1154450).

1189150 is a wasteful number, since it uses less digits than its factorization.

1189150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428 (or 1423 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 25.

The square root of 1189150 is about 1090.4815450066. The cubic root of 1189150 is about 105.9446132860.

The spelling of 1189150 in words is "one million, one hundred eighty-nine thousand, one hundred fifty".