1129734 has 16 divisors (see below), whose sum is σ = 2510640. Its totient is φ = 376560.

The previous prime is 1129729. The next prime is 1129741. The reversal of 1129734 is 4379211.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1129698 and 1129707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10407 + ... + 10514.

It is an arithmetic number, because the mean of its divisors is an integer number (156915).

2^1129734 is an apocalyptic number.

1129734 is an abundant number, since it is smaller than the sum of its proper divisors (1380906).

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

1129734 is a wasteful number, since it uses less digits than its factorization.

1129734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20932 (or 20926 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 1129734 is about 1062.8894580341. The cubic root of 1129734 is about 104.1498702162.

The spelling of 1129734 in words is "one million, one hundred twenty-nine thousand, seven hundred thirty-four".