1129572 has 24 divisors (see below), whose sum is σ = 2928800. Its totient is φ = 376488.

The previous prime is 1129571. The next prime is 1129577. The reversal of 1129572 is 2759211.

1129572 is nontrivially palindromic in base 5.

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

It is not an unprimeable number, because it can be changed into a prime (1129571) 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, 5122 + ... + 5337.

2^1129572 is an apocalyptic number.

1129572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1129572 is an abundant number, since it is smaller than the sum of its proper divisors (1799228).

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

1129572 is a wasteful number, since it uses less digits than its factorization.

1129572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10472 (or 10464 counting only the distinct ones).

The product of its digits is 1260, while the sum is 27.

The square root of 1129572 is about 1062.8132479415. The cubic root of 1129572 is about 104.1448917329.

The spelling of 1129572 in words is "one million, one hundred twenty-nine thousand, five hundred seventy-two".