1189102 has 4 divisors (see below), whose sum is σ = 1783656. Its totient is φ = 594550.

The previous prime is 1189093. The next prime is 1189109. The reversal of 1189102 is 2019811.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 297274 + ... + 297277.

It is an arithmetic number, because the mean of its divisors is an integer number (445914).

2^1189102 is an apocalyptic number.

1189102 is a deficient number, since it is larger than the sum of its proper divisors (594554).

1189102 is an equidigital number, since it uses as much as digits as its factorization.

1189102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594553.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1189102 is about 1090.4595361590. The cubic root of 1189102 is about 105.9431877832.

It can be divided in two parts, 1189 and 102, that multiplied together give a triangular number (121278 = T₄₉₂).

The spelling of 1189102 in words is "one million, one hundred eighty-nine thousand, one hundred two".