1129151 has 8 divisors (see below), whose sum is σ = 1207680. Its totient is φ = 1052568.

The previous prime is 1129133. The next prime is 1129153. The reversal of 1129151 is 1519211.

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 1129151 - 2¹⁸ = 867007 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 (1129153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 830 + ... + 1716.

It is an arithmetic number, because the mean of its divisors is an integer number (150960).

2^1129151 is an apocalyptic number.

1129151 is a deficient number, since it is larger than the sum of its proper divisors (78529).

1129151 is an equidigital number, since it uses as much as digits as its factorization.

1129151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973.

The product of its digits is 90, while the sum is 20.

The square root of 1129151 is about 1062.6151702286. The cubic root of 1129151 is about 104.1319515964.

The spelling of 1129151 in words is "one million, one hundred twenty-nine thousand, one hundred fifty-one".