1129764 has 24 divisors (see below), whose sum is σ = 2722048. Its totient is φ = 364320.

The previous prime is 1129763. The next prime is 1129787. The reversal of 1129764 is 4679211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1129763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147 + ... + 1890.

2^1129764 is an apocalyptic number.

It is an amenable number.

1129764 is an abundant number, since it is smaller than the sum of its proper divisors (1592284).

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

1129764 is a wasteful number, since it uses less digits than its factorization.

1129764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3075 (or 3073 counting only the distinct ones).

The product of its digits is 3024, while the sum is 30.

The square root of 1129764 is about 1062.9035704146. The cubic root of 1129764 is about 104.1507921054.

The spelling of 1129764 in words is "one million, one hundred twenty-nine thousand, seven hundred sixty-four".