1129497 has 8 divisors (see below), whose sum is σ = 1594656. Its totient is φ = 708672.

The previous prime is 1129489. The next prime is 1129501. The reversal of 1129497 is 7949211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1129497 - 2³ = 1129489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1129477) 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, 11023 + ... + 11124.

It is an arithmetic number, because the mean of its divisors is an integer number (199332).

2^1129497 is an apocalyptic number.

1129497 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1129497 is a deficient number, since it is larger than the sum of its proper divisors (465159).

1129497 is a wasteful number, since it uses less digits than its factorization.

1129497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22167.

The product of its digits is 4536, while the sum is 33.

The square root of 1129497 is about 1062.7779636406. Note that the first 3 decimals coincide. The cubic root of 1129497 is about 104.1425867184.

The spelling of 1129497 in words is "one million, one hundred twenty-nine thousand, four hundred ninety-seven".