1169128 has 8 divisors (see below), whose sum is σ = 2192130. Its totient is φ = 584560.

The previous prime is 1169081. The next prime is 1169131. The reversal of 1169128 is 8219611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 736164 + 432964 = 858^2 + 658^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1169096 and 1169105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73063 + ... + 73078.

2^1169128 is an apocalyptic number.

It is an amenable number.

1169128 is a deficient number, since it is larger than the sum of its proper divisors (1023002).

1169128 is a wasteful number, since it uses less digits than its factorization.

1169128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146147 (or 146143 counting only the distinct ones).

The product of its digits is 864, while the sum is 28.

The square root of 1169128 is about 1081.2622253644. The cubic root of 1169128 is about 105.3466397048.

The spelling of 1169128 in words is "one million, one hundred sixty-nine thousand, one hundred twenty-eight".