1129967 has 8 divisors (see below), whose sum is σ = 1197024. Its totient is φ = 1064448.

The previous prime is 1129963. The next prime is 1129991. The reversal of 1129967 is 7699211.

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

It is a cyclic number.

It is not a de Polignac number, because 1129967 - 2² = 1129963 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129963) 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, 1343 + ... + 2015.

It is an arithmetic number, because the mean of its divisors is an integer number (149628).

2^1129967 is an apocalyptic number.

1129967 is a deficient number, since it is larger than the sum of its proper divisors (67057).

1129967 is an equidigital number, since it uses as much as digits as its factorization.

1129967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769.

The product of its digits is 6804, while the sum is 35.

The square root of 1129967 is about 1062.9990592658. Note that the first 3 decimals coincide. The cubic root of 1129967 is about 104.1570297929.

The spelling of 1129967 in words is "one million, one hundred twenty-nine thousand, nine hundred sixty-seven".